In the geologic setting, violent volcanic eruptions are most likely to occur in the volcanic arcs and hot spots beneath the oceanic lithosphere.
A volcanic arc is a curved chain of volcanic islands or mountain ranges created by tectonic movements along convergent plate boundaries. These chains of volcanoes are usually found along the edges of continents or beneath the oceans, indicating that these areas are geologically active.
Violent volcanic eruptions: These are explosive types of volcanic eruptions. It releases large volumes of pyroclastic material, ash, and gas into the atmosphere. These eruptions are so violent that they can change the global climate for several years.
The most well-known type of violent volcanic eruption is a Plinian eruption, named after Pliny the Younger, who observed the 79 AD eruption of Mount Vesuvius in Italy. This type of eruption produces a massive, towering column of gas, ash, and rock that can travel more than 30 km (20 mi) into the sky.
Examples of volcanic arcs:
Japan's islands are a good example of volcanic arcs. It is created by the collision between the Pacific Plate and the Philippine Sea Plate. The Aleutian Islands, which stretch from Alaska to Russia, are also a volcanic arc formed by the collision of the Pacific Plate and the North American Plate. The Andes are another example of a volcanic arc, formed by the collision of the South American Plate with the Nazca Plate.Hotspots under the oceanic lithosphere happen when magma comes up from deep inside the Earth and forms a hot column of material that melts through the oceanic plate above it. This results in a series of volcanic islands, like the Hawaiian Islands. These volcanoes can erupt explosively, but they can also have gentler eruptions with lava flows.
To learn more about the "volcanic arcs": https://brainly.com/question/29516835
#SPJ11
which of the following sediment undergoes the most compaction and reduction in volume during burial and lithification to sedimentary rock? pebbly sand coarse gravel marine mud desert dune sand
Out of the following sediments, marine mud undergoes the most compaction and reduction in volume during burial and lithification to sedimentary rock. Therefore the correct option is option C.
Marine mud is a type of sedimentary deposit that is made up of very fine-grained mineral and organic material that has been transported to the ocean by rivers and other waterways.
Marine mud is typically less than 0.0625 millimeters in size (about the size of fine-grained sand) and is the product of the weathering and erosion of rocks and minerals.
As marine mud is formed from fine-grained materials, it undergoes the most compaction and reduction in volume during burial and lithification to sedimentary rock. Therefore the correct option is option C.
For such more question on sedimentary:
https://brainly.com/question/31060487
#SPJ11
The following question may be like this:
content loaded
which of the following sediment undergoes the most compaction and reduction in volume during burial and lithification to sedimentary rock?
pebbly sand coarse gravel marine mud desert dune sandwhich type of cloud shows the greatest vertical growthwhich cloud type would be most likely to form in an unstable atmosphere?
The type of cloud that shows the greatest vertical growth and is most likely to form in an unstable atmosphere is a cumulonimbus cloud.
The cumulonimbus cloud is known for producing strong winds, thunder, lightning, and heavy rain or snow.
These clouds are tall and dense and can grow to heights of over 10,000 meters (32,808 feet). They are composed of water droplets and sometimes contain ice crystals, which form due to the rapid condensation and uplifting of air.
An unstable atmosphere is characterized by warm, moist air near the surface and cooler air at higher altitudes, creating conditions that promote upward air currents and vertical development of clouds.
To know about cumulonimbus cloud refer here:
https://brainly.com/question/23668425#
#SPJ11
the runup of a tsunami is affected by group of answer choices shape of the seafloor immediately offshore. topography of the beach. patterns of vegetation. all the above.
The correct answer is "all the above". The runup of a tsunami is affected by the shape of the seafloor immediately offshore, the topography of the beach, and the patterns of vegetation.
For more information, the runup of a tsunami is affected by the shape of the seafloor, because the wave will become higher or lower depending on the shape of the seafloor. The topography of the beach also affects the runup of a tsunami, because certain beach shapes can cause the wave to grow higher. The patterns of vegetation also affect the runup of a tsunami, because the vegetation can slow down the wave or cause it to break.
Learn more about Tsunami: brainly.com/question/11687903
#SPJ11
what was your estimate of earth's albedo during the last glacial maximum? why should it be larger than the earth's current albedo of 0.30?
During the Last Glacial Maximum, it was estimated that Earth had an albedo of 0.32. Due to the greater coverage of ice and snow, it ought to be higher than the Earth's current albedo of 0.30.
During the Last Glacial Maximum, the Earth's albedo was estimated to be 0.32 .The ability to reflect sunlight into space is known as albedo. Sunlight is reflected by deserts, clouds, ice and snow, and aerosols . The more solar energy that is reflected, the higher the albedo; the chillier The albedo is also raised as the ice cover expands as the temperature drops.
The growing conditions for alpine grasslands on the TP, where Climate is the primary constraining factor, are improved by increased vegetation coverage, which results in a lower surface albedo and more energy absorbed.
To learn more about climate visit :
https://brainly.com/question/31139052
#SPJ4
a sandstone bed strikes 140 across a stream. the tresam flows down a narrow gorge with vertical walls. the apparent dip of the bed on the walls of the gorge is 25, 095. what is the true dip of the bed?
Answer : The true dip of that sandstone bed is 25°95'.
The apparent dip of the bed on the walls of the gorge is the angle that the bed strikes across the stream and down the narrow gorge. we calculate the angle of the bed relative to the horizontal plane. The true dip is the angle of inclination of the bed below the horizontal plane.
True dip = 90° - (90° - 25°95') = 25°95'. the true dip of the sandstone bed is 25°95', which is the angle of inclination of the bed below the horizontal plane.
Know more about angle of inclination here:
https://brainly.com/question/29360090
#SPJ11
he type of turbulence that develops when wind speed changes rapidly with height is: group of answer choices thermal turbulence adiabatic turbulence political turbulence shear-induced turbulence
The type of turbulence that develops when wind speed changes rapidly with height is known as shear-induced turbulence. Therefore the correct option E.
Turbulence is a disruptive event that can cause high-intensity fluctuation flows in different mediums. It is characterized by irregular, chaotic, and random fluctuations in velocity, pressure, and other fluid properties.
Turbulence is commonly observed in many natural and human-made systems, including oceans, rivers, the atmosphere, and industrial applications such as airplane engines and pipelines.
Shear-induced turbulence develops when there is a change in wind speed with height. This phenomenon occurs when the horizontal velocity gradient causes vertical shear and results in turbulent eddies. Therefore the correct option E.
For such more question on turbulence:
https://brainly.com/question/9242854
#SPJ11
The following question may be like this:
The type of turbulence that develops when wind speed changes rapidly with height is: a) thermal turbulence b) political turbulence c) adiabatic turbulence d) mechanical turbulence e) shearinduced turbulence
8. What is the collective role of water vapor, carbon dioxide, ozone, and methane in the atmosphere?
A. They prevent harmful ultraviolet radiation of the sun from reaching earth
B. they are important components of the water cycle, which regulates the earths temperature
C. they regulate earths climate by trapping heat and holding it within earths atmosphere
D. they scatter almost a third of the sunlight that reaches the outer layers of the atmosphere back into space
Answer: C. They regulate Earth's climate by trapping heat and holding it within Earth's atmosphere.
at nearly all the stations, the season receives the greater amount of precipitation on average. a. summer b. winter
The answer is "b. winter". In most stations, the winter season receives a greater amount of precipitation on average compared to summer.
At almost all locations, the winter season typically experiences higher precipitation totals. This is because the air becomes colder and less able to hold moisture during the winter when the temperature decreases. As a result, clouds form from the condensation of the air's moisture, bringing forth precipitation. Winter storms also bring a lot of precipitation, including snow, sleet, and freezing rain, to many areas. Although thunderstorms can occasionally occur in the summer, they are typically more confined and localised than storms that occur in the winter. Therefore, across most locations, winter is the time of year that sees the highest precipitation.
learn more about winter here:
https://brainly.com/question/11031604
#SPJ4
the law which states that sediments deposited in water form as horizontal layers is called the law of
Answer:
the law of superposition.
The law of superposition states that sedimentary rock layers are deposited in a time sequence, with the oldest layer at the bottom and the youngest at the top. This law is an important principle used in geology and archaeology to date rock formations and archaeological sites.
This law states that the sediments are initially deposited horizontally. As more sediment is deposited, it is added on top of the previously deposited material and compresses the older layers. This process creates stratified layers of rock and sediment, with the oldest layers at the bottom and the youngest at the top.
The law of superposition can be used to estimate the relative age of a sedimentary rock formation. For example, if the lowest layer of a sedimentary rock formation contains fossils of an extinct species, then the rock formation must be older than the extinction date of the species. By examining the layers of sedimentary rock, geologists can infer the age of the formation relative to other formations in the same area.
In addition to sedimentary rocks, the law of superposition can also be applied to other geological structures, such as faults, igneous rocks, and cross-bedding. The law of superposition can also be used to date archeological sites. By examining the artifacts found in a particular layer of soil, archaeologists can infer the relative age of the artifacts compared to those found in other layers.
To learn more about sedimentary rock here:
https://brainly.com/question/7437433#
#SPJ11
Rice is the staple food for over half the people in the world. What is meant by this statement?
A basic and crucial part of people's daily existence is a staple meal, item, or activity. For more than half of the world's population, rice is a staple diet.
Is rice the main food consumed by almost half the world's population?The world's major staple meal is rice. Around 80% of the world's population, or more than 50 percent, depends upon rice for food. Almost 95% of the world's rice production is made and eaten in developing nations.
It is one of the most grown crops and is frequently consumed in India. It is suitable for rice farming due to the amount of precipitation, soil fertility, and availability of irrigation. It is a vital source of food and income for the farmers.
To know more about staple visit:
https://brainly.com/question/13719901
#SPJ1
earthquakes at mount st. helens prior to the major eruption in 1980 were caused by blank . multiple choice question. magma rising in the volcano landslides steam explosions
Earthquakes at Mount St. Helens prior to the major eruption in 1980 were caused by magma rising in the volcano.
Magma is molten rock that originates deep within the Earth's crust and is pushed upward by the Earth's tectonic forces. This movement can cause earthquakes, as the magma moves through cracks and faults in the Earth's crust.
The other multiple choice answers are incorrect, as they would not have caused the earthquakes that were felt prior to the eruption.
Landslides, or mass movements of rock and soil, and steam explosions, or the rapid release of steam and volcanic gases, typically occur during an eruption. Therefore, these are unlikely to have caused the earthquakes prior to the eruption.
Learn more about earthquake here:
https://brainly.com/question/10905291
#SPJ11
a sedimentary basin which appears when a continent is stretched, causing down-dropped crustal blocks bordered by faults and mountains, is called a: group of answer choices rift basin. passive margin basin. intracontinental basin. foreland basin.
A sedimentary basin which appears when a continent is stretched, causing down-dropped crustal blocks bordered by faults and mountains, is called a rift basin. Therefore the correct option is option A.
A sedimentary basin is a geological basin that has formed from sediment accumulation caused by erosion or sediment deposition. Sedimentary basins occur in the Earth's crust, and they are most commonly formed by tectonic activity.
They also develop as a result of the Earth's thermal evolution, such as in the rift basins that develop on divergent plate boundaries. A rift basin is a type of sedimentary basin that forms when continental crust is stretched and thinning. It is a depressed region of the crust in the form of a valley bounded by fault lines that have uplifted peaks.
Rift basins are formed when the Earth's crust is pulled apart or thinned, resulting in a vertical drop. The depression is filled with sediments that have been eroded from the surrounding mountains, which build up to form thick layers of sediment that cover the basin's floor. Therefore the correct option is option A.
For such more question on sedimentary:
https://brainly.com/question/31060487
#SPJ11
According to the US National Snow and Ice Data Center, there have been __________ ice age cycles on Earth during the last 750,000 years.
Answer:
According to the US National Snow and Ice Data Center, there have been eight ice age cycles on Earth during the last 750,000 years.
According to the US National Snow and Ice Data Center, there have been eight ice age cycles on Earth during the last 750,000 years.
The Earth is not the same as it was millions of years ago. In fact, the planet has seen numerous changes and transformations throughout its life. The climate is one of the most significant factors that have impacted the Earth in this process. The climate has gone through many changes over the centuries. The Earth's climate, for example, has gone through a number of ice ages. Ice ages are periods of time when the Earth's temperature falls considerably, resulting in glaciers and ice sheets.
Learn more about ice age here: https://brainly.com/question/12916542
#SPJ11
ANSWER ASAP!!!!!
Which of the following East Asian nations lack major deposits of oil or coal? (choose all that apply)
- Japan
- China
- North Korea
- Taiwan
Taiwan and North Korea are the two East Asian nations that lack major deposits of oil or coal.
What is Coal?
Coal is a black or brownish-black sedimentary rock that is primarily composed of carbon along with various other elements, such as hydrogen, sulfur, oxygen, and nitrogen.
It is formed from the remains of plants that lived and died millions of years ago and were buried and compacted under pressure in the earth's crust. Coal is an important source of energy and is used for electricity generation, industrial processes, and heating.
It is one of the most abundant fossil fuels in the world and is found in many countries, including the United States, China, India, and Australia.
To know more about Coal visit:
https://brainly.com/question/30560160
#SPJ1
during metamorphism, would you expect to find aligned, flattened grains in a rock that has undergone heating but has not been subjected to differential stress? why?
Aligned and flattened grains are typically found in a rock that has been subjected to differential stress, rather than in a rock that has undergone heating but has not been subjected to differential stress.
During metamorphism, this is a key difference. Differential stress is defined as stress that is not applied uniformly in all directions, whereas uniform stress is stress that is applied uniformly in all directions. In a rock that has been subjected to differential stress, aligned and flattened grains would be expected because the pressure is not distributed uniformly, which causes the grains to align perpendicular to the direction of stress.
Heating alone will not cause grains to align in this manner because there is no directional stress that causes the grains to move or rotate, and the rock is typically subjected to uniform heating in all directions.
Therefore, the grains will not align or flatten, and instead will maintain their original position and shape. In summary, aligned, flattened grains are typically found in a rock that has been subjected to differential stress, rather than in a rock that has undergone heating but has not been subjected to differential stress. During metamorphism, this is a key difference.
To know more about metamorphism click on below link:
https://brainly.com/question/1100440#
#SPJ11
__________ Earth Creation scientists believe that it takes millions of years to form a canyon like the Grand Canyon.
Old Earth Creation scientists believe that it takes millions of years to form a canyon like the Grand Canyon.
Old Earth Creationism is a Christian doctrine that holds that God created the Earth over a period of several billion years, according to scientific estimates. This perspective is in contrast to young-earth creationism, which claims that the Earth is just 6,000 to 10,000 years old.
Old Earth Creationism accepts the scientific evidence for the age of the Earth and the universe. They believe that God created the universe and life but that He did so over a much longer period of time than the six-day timespan described in the Bible. Old Earth Creationists frequently criticize young-earth creationists for denying scientific evidence, particularly concerning the age of the Earth and the universe.
Learn more about Creationism at https://brainly.com/question/901186
#SPJ11
Which of the following East Asian nations lack major deposits of oil or coal? (choose all that apply)
- Japan
- China
- North Korea
- Taiwan
Answer:
Taiwan
Explanation:
Because the country is not a developed so they do not things like this easy
Among the East Asian nations, Japan and South Korea are the two major countries that lack significant deposits of oil or coal. Both countries are highly dependent on imports to meet their energy needs. Hence option D is correct .
Which East Asian nations lack major deposits of oil or coal?Japan, the third-largest economy in the world, is almost entirely reliant on imports for its energy needs. Due to its lack of significant domestic energy resources .
Japan has to import almost all of its oil and natural gas from the Middle East and other regions. The country has also been investing heavily in renewable energy sources, such as solar and wind power, to reduce its dependence on fossil fuels.
South Korea, another major East Asian nation, also has limited deposits of oil and coal. The country has to import more than 95% of its energy needs, with the majority coming from coal, oil, and natural gas. Similar to Japan, South Korea is also investing in renewable energy sources to reduce its reliance on fossil fuels.
In summary, while most East Asian countries are rich in natural resources such as coal and oil, Japan and South Korea have limited deposits and are highly dependent on energy imports.
Thus option D ids correct .
Learn more about oil or coal here
https://brainly.com/question/31107203
#SPJ2
pure loam is considered to be the best kind of soil for a farm or garden and is often defined as a soil with roughly equal proportions of sand, silt, and clay. is that what the diagram shows?
Yes, pure loam is considered to be the best kind of soil for a farm or garden and is often defined as a soil with roughly equal proportions of sand, silt, and clay.
Loam soil is soil that is made up of an even mix of sand, silt, and clay. Loam is a form of soil that is often regarded as the perfect garden soil. It has a granular structure, which makes it easy to work with, and it is very fertile because it contains equal amounts of sand, silt, and clay.
Loam soil contains a lot of organic matter and is well-aerated, so it is ideal for cultivating a variety of crops. The diagram given below shows that pure loam is considered to be the best kind of soil for a farm or garden and is often defined as a soil with roughly equal proportions of sand, silt, and clay.
As a result, it can be concluded that the diagram shows that pure loam is regarded as the ideal soil type for a farm or garden.
For such more question on soil:
https://brainly.com/question/946875
#SPJ11
which of the followng us states is best represented by a cold continental climate type without a dry season and warm summer?
The best state to represent a cold continental climate type without a dry season and warm summer is Minnesota. Located in the northern United States, Minnesota experiences cold winters and warm summers due to its location near the Great Lakes and distant from the moderating influence of the Atlantic Ocean.
Summers are warm and humid with temperatures from around 70-85 degrees Fahrenheit (20-30 Celsius). Winters are cold and snowy with temperatures ranging from 0-25 degrees Fahrenheit (-18 to -4 Celsius). The state has four distinct seasons and is known for its extreme seasonal climate changes.
In the winter, snowfall can range from a few inches to several feet in just a few days. The state's cold continental climate type without a dry season and warm summer is best represented in the northern part of the state, with average temperatures ranging from 20-30 degrees Fahrenheit (-7 to -1 Celsius). This type of climate is best suited for cold-weather crops such as wheat, barley, peas, and potatoes.
Know more about Minnesota here
https://brainly.com/question/14521803#
#SPJ11
in general, what do beaches look like at the end of winter?
Winter – Higher winter waves move sand offshore and narrow the beach. … The summer beach is covered with a layer of sand that is moved south by the longshore currents and onshore by low waves. The winter beach is denuded of sand by high storm waves.
In general, beaches look different at the end of winter compared to the peak of summer. During winter, beaches are often deserted and quiet, with fewer visitors and tourists.
The weather is usually cooler, and the water is colder, making swimming and water sports less popular. Additionally, beaches may be covered in debris, seaweed, and other natural materials that have washed up during storms or high tides. The sand may also be covered in snow, depending on the region.
However, despite the cooler weather and fewer visitors, winter beaches can be a beautiful and peaceful place to visit. Many people enjoy long walks along the shoreline, watching the waves crash against the shore, and taking in the natural beauty of the coast.
In conclusion, beaches look different at the end of winter compared to the peak of summer. They are often quieter, colder, and covered in natural materials. Despite this, they can be a beautiful and peaceful place to visit during the off-season.
For more about beaches look:
https://brainly.com/question/14900449
#SPJ11
what is the interpreted plate motion direction for the pacific plate for the time period between the formation of kauai and the big island of hawaii
Interpreted plate motion direction for the Pacific plate for the time period between the formation of Kauai and the Big Island of Hawaii is northwest, as it moves over the Hawaii hotspot.
Plates on Earth’s lithosphere have been in motion since the creation of the planet, and the movement of plates causes numerous geological phenomena, including mountain formation, volcanic eruptions, and earthquakes.
The Pacific Plate, on the other hand, has moved in various directions in recent geological history, including northward, southeastward, and westward. The direction of motion of the Pacific Plate is northwest over the Hawaii hotspot, resulting in the creation of the Hawaiian Islands.
The interpretation of plate motion helps scientists to understand the past motion of plates, present geological phenomena, and future outcomes of plate tectonics.
To know more about Pacific plate, click on the link below:
https://brainly.com/question/22063936#
#SPJ11
how thick are all the john day rock deposits taken together? how many species do they contain, in total?
The john day rock deposits taken together will be 15,000 feet thick, with 180 species in total.
The John Day rock deposits are composed of multiple layers of sedimentary rock that are estimated to be around 15,000 feet thick in total. These rock formations contain a diverse array of over 180 species of plants, 100 species of fish, and several mammals, reptiles, and amphibians.
This region is a paleontological wonder, with fossils of creatures such as sabre-toothed cats, ground sloths, and camels having been discovered here. The John Day fossil beds are an important scientific resource, providing invaluable insights into the evolution of life on Earth.
To learn more about rock here:
https://brainly.com/question/25846908#
#SPJ11
__________ are created when the top of the glacier moves faster than the bottom of the glacier.
Ridges are created when the top of the glacier moves faster than the bottom of the glacier.
A ridge is a formation that is created when the top of the glacier moves faster than the bottom of the glacier. As glaciers move over time, they can create distinct formations in the landscape, and one of these formations is called a ridge. A ridge is formed when the top of a glacier moves faster than the bottom, causing the ice to crack and break off in a jagged line, creating a sharp ridge or peak in the landscape.
Glaciers are known to have a tremendous force that can create a variety of landforms as they move, like valleys, fjords, and moraines. The top of the glacier moves faster than the bottom because of the friction between the ice and the ground. The weight of the glacier on the bottom slows down the movement, while the top can continue to slide forward. This movement can cause stress, which results in fractures, and cracks in the ice, and forms ridges.
Learn more about Glaciers here: https://brainly.com/question/6666513
#SPJ11
in addition to the mineral above, this rock also contains quartz, plagioclase, muscovite, and kyanite. based on your observations and the mineral assemblage, what kind of rock is this? choose one: a. phyllite b. gneiss c. quartzite d. slate e. schist
Phyllite is a kind of rock that also contains quartz, plagioclase, muscovite, and kyanite. Thus, option a is correct.
Phyllite is generally located black to gray, or light greenish-gray in color inside the earth. It has a wrinkled or wavy formation as its foliation. Phyllite is a stable and very soft rock that is formed naturally by the wind. It is mainly used by cemetery markers in buildings.
Phyllites are most typically found in the Dalradian metasediments of northwest Arran areas. Quartz and feldspar are discovered in large amounts in phyllite. Phyllite has a reasonable preference to break into sheets. Tredorn Phyllite and Woolgarden phyllites are found in North Cornwall along the banks of the rivers.
To learn more about Phyllite
https://brainly.com/question/984436
#SPJ4
in the past 50 years, the global hydrological environment has experienced great change due to .
In the past 50 years, the global hydrological environment has experienced great change due to human activities. Human activities that have impacted the global hydrological environment include urbanization, deforestation, agricultural practices, industrial activities, and the burning of fossil fuels.
There have been significant changes in the global hydrological environment over the past 50 years, and the majority of these changes can be attributed to human activities. These activities have had a significant impact on the hydrological cycle, including changes in precipitation patterns, changes in the distribution and availability of water resources, changes in the quality of water resources, and changes in the occurrence and severity of floods and droughts. Urbanization has led to increased impervious surfaces, which has resulted in an increase in runoff and a decrease in infiltration.
Deforestation has led to a decrease in evapotranspiration, which has resulted in a decrease in precipitation. Agricultural practices have led to an increase in irrigation, which has resulted in a decrease in the availability of water resources. Industrial activities have led to an increase in the pollution of water resources, which has resulted in a decrease in the quality of water resources.
to know more about global hydrological environment refer here
https://brainly.com/question/2500154#
#SPJ11
On the map, take a close look at the boundary along southern California and Mexico’s Baja California Peninsula. The arrows on the map show the direction and speed of the plates along this boundary in millimeters per year. Based on the speed and direction of the arrows, identify the type of plate boundary at this location. Which landforms or events are likely to occur there as a result? (Hint: It may be helpful to model the motion of the plates using your hands or pieces of paper.)
The Pacific Plate and the North American Plate move past one another along the San Andreas Fault in this area, which is now renowned as a transform border.
The ocean floor separating Baja California from the rest of mainland Mexico is what kind of plate boundary?The Gulf of California in Mexico is cut by a divergent plate boundary. Mexico's mainland and Baja California are being separated by the divergence. As a continent experiences continental rifting, magma rises beneath it, causing the continent to thin, fracture, and ultimately split.
Which kind of plate border runs through Southern California and the Baja California Peninsula in Mexico?Western California, which is a piece of the Pacific Plate, slides past the rest of North America along the San Andreas Fault, a transform plate border.
To know more about Plate boundary visit:
https://brainly.com/question/16568161
#SPJ1
explain the three major characteristics of magma that determine how explosive a volcanic eruption will be.
Magma’s three major characteristics that determine how explosive a volcanic eruption will be are temperature, viscosity, and dissolved gases.
Temperature - Hot magma is more buoyant, leading to faster and more violent eruptions. Cooler magma is denser, and therefore has a slower eruption.
Viscosity - The higher the viscosity of the magma, the less likely it is for gases to escape, leading to a more explosive eruption.
Dissolved gases - Magma can contain dissolved gases such as water vapor and carbon dioxide. The more gas that is dissolved in the magma, the more explosive the eruption.
In summary, the three major characteristics of magma that determine the explosivity of a volcanic eruption are temperature, viscosity, and dissolved gases.
To learn more about Magma here:
https://brainly.com/question/23661578#
#SPJ11
in the absence of friction, the combined effect of the coriolis force and the pressure gradient force produces question 75 options: air flow from low to high pressure centers. surface winds. air flow in a north-south direction. geostrophic winds at altitudes above the ground. air flow perpendicular to the isobars.
winds that are geostrophic at heights above the earth. The creation of high and low-pressure systems is a result of geostrophic winds,
A theoretical wind known as geostrophic wind is produced when the atmosphere's Coriolis force and pressure gradient force are balanced. When there is no friction, the air moves at a constant speed parallel to the isobars. In the upper atmosphere, where the pressure gradient force predominates and the Coriolis force is considerable, this sort of wind is frequently observed. The creation of high and low-pressure systems is a result of geostrophic winds, which are also crucial to the atmosphere's general circulation. But friction and turbulence at the Earth's surface also contribute to the complexity and variability of the wind.
learn more about geostrophic winds here:
https://brainly.com/question/28168682
#SPJ4
what is a common distinguishing characteristic of sedimentary rock masses? group of answer choices they are always very colorful. they tend to be layered. all of the choices they are formed by solidification from a melt. they tend to be extremely hard.
A common distinguishing characteristic of sedimentary rock masses is that they tend to be layered.
Sedimentary rocks are created by organic or mineral particles building up or storing at the Planet's surface, then binding those particles together. Sedimentary rocks are often found in strata, which are horizontal layers.
Undisturbed strata have younger layers on top of older levels. The superposition law is in effect here. Sedimentary Strata can be cut by other geologic components like intrusions or faults. An Earth's crustal fracture is known as a fault. Within the Earth's crust, a mass of sedimentary rock known as an incursion was formed. When two features cross, the younger feature is the one that pierces the other.
Learn more about Sedimentary Rocks here:
https://brainly.com/question/7437433
#SPJ4
what does the cenozoic fossil record of north america reveal about how climate was changing over that era?
The Cenozoic fossil record of North America reveals that the climate was changing significantly over the era. During the Paleocene and Eocene, temperatures were generally warmer than today and the climate was relatively wet. As the Eocene transitioned into the Oligocene, temperatures began to cool.
By the end of the Miocene, temperatures began to cool again, resulting in the formation of glaciers in the northern part of the continent. This period of cooling and drying continued through the Pliocene and Pleistocene.
By the end of the Pleistocene, temperatures were much cooler and the climate was dry, resulting in the onset of the modern glacial age. These fluctuations in climate over the Cenozoic era reveal the dynamic nature of Earth’s climate system.
Know more about Eocene here:
https://brainly.com/question/30144622
#SPJ11