Anna studies the color of her bedroom wall using different lights. In sunlight, she sees that the wall is white. Anna darkens the room and shines a beam of light that includes all the wavelengths of visible light onto the wall. In this light, what's the wall color that Anna sees?

Answers

Answer 1

Answer:

White

Explanation:

The light is measured by its wavelength, generally in nanometers (nm), and visible light has a wavelength spectrum of 400 to 700 nm. Sunlight can be divided into three components: 1-visible light, 2-ultraviolet (UV) light, and 3-infrared radiation. Since white light is visible light (this color contains all the colors of the rainbow) and sunlight includes the visible light of all wavelengths, the object will look white under this light spectrum.

Answer 2

Answer:

white

Explanation:


Related Questions

FOR 70 POINTS
How much has climate change due to pollution caused the ocean to rise in the 20th century?

a.

0.5-2 inches

c.

2 feet

b.

4-8 inches

d.

6 feet

also could u do this


Figure 27-1


Arrow B in Figure 27-1 represents ____.

a.

reflected sunlight

c.

carbon dioxide in the atmosphere

b.

chlorofluorocarbons

d.

solar radiation

Answers

Answer:

A

Explanation:

Brown hair (B) is dominant to blonde hair. What would the PHENOTYPE of a person with a Bb allele combination have? *

Answers

Answer:

Heyya!

So, here the person has the Bb allele combination

Their phenotype would be Brown hair

The dominant character is B (brown). So, when it combined with b (blonde), it dominates over it and causes the expression of Brown hair

They would have brown hair

Provide a scientific explanation describing whether plants use the by-product of cellular respiration for photosynthesis, and determine the complementary relationship between photosynthesis and cellular respiration in terms of both matter and energy conversions. Claim:
Evidence:
Reasoning:
Rebuttal:

Answers

Answer:

Explanation:The process of photosynthesis converts light energy into stored chemical energy by converting carbon dioxide plus water into sugars plus released oxygen. ... Cellular respiration releases the energy needed to maintain body temperature despite ongoing energy transfer to the surrounding environment. Photosynthesis is the conversion of light energy into chemical energy by living organisms. The raw materials are carbon dioxide and water; the energy source is sunlight; and the end-products are oxygen and (energy rich) carbohydrates, for example sucrose and starch.

The process of photosynthesis converts light energy into stored chemical energy by converting carbon dioxide plus water into sugars plus released oxygen. ... Cellular respiration releases the energy needed to maintain body temperature despite ongoing energy transfer to the surrounding environment. Photosynthesis is the conversion of light energy into chemical energy by living organisms. The raw materials are carbon dioxide and water; the energy source is sunlight; and the end-products are oxygen and (energy rich) carbohydrates, for example sucrose and starch.

Phagocytosis occurs in many cells. The protist called an amoeba relies on phagocytosis for nourishment. Take a look at the image. Compare this cell undergoing phagocytosis with the human body. What organs in the human body would be represented by A and B? A) A. skin and B. mouth B) A. mouth and B. stomach C) A. stomach and B. vacuole D) A. mouth and B. digestive system

Answers

Answer:

I believe D would be the answer

Explanation:

As in the first part the pseudo podium is engulfing the particle which is more similar to taking food and the next part in the phagosome the particle is engulfed and further the enzymes would be released which would digest the particle hence similar to digestion

How many chromosomes will this daughter cell have?

Answers

Answer:

Answer: 10 Chromosomes

IF I CAN HAVE AN ANSWER BY THE END OF THE DAY THAT WOULD HELP! I have to get this in by tomorrow morning at 8:30am. April 1 2021 :)
÷
One day, at a certain time, a student measured the shadow of a fence and found that it was 2 m long. The next day, she measured the shadow of the same fence at a different time and found that it was 3 m. long. What can you infer about the time of day at which the student measured the shadows? Explain.​

Answers

Answer:

The time of day the second time the student measured the length of the fence shadow was either earlier or later than the first time she measured the shadow.

Explanation:

As the first time the student measured the shadow of the fence gave an answer of 2 meters, the second time gave an answer of 3 meters. For this reason, the shadow is longer in length. This means that the sun is closer to the horizon, yielding a light beam that is closer to the ground.

Moreover, if the sun was directly above the fence post, there would be no shadow. However, because the sun is closer to the horizon, showing that it is earlier or later then the first measurement, the second measurement has a longer shadow.

What he/she said up above

The cell membrane is different from the cell wall.

The cell membrane...

a. is found in all cells
b. is made of chromatin
c. does not allow substances in or out of the cell
d. produces energy

Answers

Answer:

a, it is found in all cells

Explanation:

A. Is found in cells

what are the uses of four chambers in the heart?​

Answers

Answer:

lol

The mighty Blu elephante

lol hahahahahahahahahha

Which of the following is the best example of natural selection?
A)A population of a rabbits decreases in number as some move to another area.
B)The shell of a crab becomes harder over time as a result of being hunted by a predator.
C)A person's muscles become firmer from riding a bike for exercise.
D)A cheetah living in a zoo lives 10 years longer than average.

Answers

Answer:

B)The shell of a crab becomes harder over time as a result of being hunted by a predator.

Explanation:

Answer:

D

Explanation:

what is the skeletal system

Answers

Answer:

Hellooo

Skeletal system is the framework which gives body shape. It consists mainly of bones.

Explanation:

thanks...hope it helps

NEED HELP ASAP!!! Which two conditions are caused by blockage of a blood vessel?
A. hypertension and obesity
B. hypertension and high cholesterol
C. arrhythmia and stroke
D. heart attack and stroke

Answers

Answer:

D. heart attack and stroke

Explanation:

The two conditions  that are caused by blockage of a blood vessel are heart attack and stroke. Hence the correct option is D.

Both heart attacks and strokes are medical emergencies that occur when a blood vessel is blocked, leading to a lack of blood flow to vital organs. In the case of a heart attack, a coronary artery supplying blood to the heart becomes partially or completely blocked, usually by a blood clot formed on a plaque in the artery's walls.

The blockage reduces or cuts off blood supply to a part of the heart, causing damage to the heart muscle. Similarly, in a stroke, a blood vessel in the brain is either blocked (ischemic stroke) or ruptures (hemorrhagic stroke), leading to decreased blood flow or bleeding in the brain. As a result, brain cells are deprived of oxygen and nutrients, causing damage or cell death.

Hence the correct option is D.

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What was the purpose of the Kinetic energy lab, the importance of the topic, and the question you are trying to answer? Ed genuity

Answers

Answer:

It is important to learn about, and very interesting. I would still like to learn more about it!

Explanation:

What are two possible changes that might occur in a green insect species if the green grass it uses for camouflage turns brown due to drought

Answers

I guess evolution could eventually occur causing the insect species to darken but since it's a drought it's probably a short period

another thing is the species is hunted and dies out. their source of camouflage is gone leaving them out in the open for predators

11.
Which describes resolution?

A. how many lenses a microscope uses

B. how sharp an image is

C. how much light is needed to see an image

D. how big an image can be

Answers

Answer:

DDDDDDDDDDDDDD  

Explanation:

What are the two main phases of photosynthesis called and why?

Answers

Answer:

Photosynthesis takes place through several steps which occur during two stages: the light phase and the dark phase.

Explanation:

In the light-dependent process, which takes place in the grana, the stacked membrane structure within chloroplasts, the direct energy of light helps the plant to make molecules that carry energy for utilization in the dark phase of photosynthesis. The plant uses light energy to generate the co-enzyme Nicotinamide adenine dinucleotide phosphate, or NADPH and ATP, the molecules that carry energy. The chemical bonds in these compounds store the energy and are used during the dark phase

The dark phase, which takes place in the stroma and in the dark when the molecules that carry energy are present, is also known as the Calvin cycle or C3 cycle. The dark phase uses the ATP and NADPH generated in the light phase to make C-C covalent bonds of carbohydrates from carbon dioxide and water, with the chemical ribulose biphosphate or RuBP, a 5-C chemical capturing the carbon dioxide. Six molecules of carbon dioxide enter the cycle, which in turn produces one molecule of glucose or sugar.

Photosynthesis in the leaves of plants involves many steps, but it can be divided into two stages: the light-dependent reactions and the Calvin cycle. The light-dependent reactions take place in the thylakoid membrane and require a continuous supply of light energy.

The survival function that occurs inside of these structures relies on which three items?
A. sunlight, oxygen, soil
B. oxygen, carbon dioxide, water
C. sunlight, carbon dioxide, water
D. water, xylem, soil

Answers

Answer:

This question is incomplete as no structure is portrayed, however, the question can be answered based on general understanding. The answer is

C. sunlight, carbon dioxide, water

Explanation:

The structure being referred to in this question is CHLOROPLAST, which is an organelle in plant cells saddled with the responsibility of making food (sugar) via the process of photosynthesis. In order for the photosynthetic process to occur, three major components or raw materials are needed.

The three items that is relied upon by chloroplast in order to perform its photosynthetic function are sunlight, carbon dioxide (CO2), and water (H2O). The CO2 enters the plant from the atmosphere/air while the H2O is absorbed by the roots of plants. The light is absorbed by certain pigments in the chloroplast called CHLOROPHYLL.

How is a penguin able to survive in the warm, Galapagos island weather?

Answers

Living in the sun
To prevent overheating in the sun, the Galapagos penguin has less body fat and fewer feathers than cold-weather penguins, and has areas of bare skin that they use to radiate heat away from their bodies. ... Penguins can't sweat to lose heat, so the Galapagos penguins pant when they're hot, like dogs.

HELP!! WILL GIVE BRAINLY!!!

What is the condensed structure of DNA and all proteins associated with that DNA?

A. Chromosomes
B. Genes
C. DNA
D. Deoxyribose sugar

Answers

It is D) Deoxyribose sugar

During transpiration, water moves through a plant and moves out into the atmosphere through the leaves. Transpiration is the result of the interaction of which two parts of a plant? ​

Answers

Transpiration is the evaporation of water at the surfaces of the spongy mesophyll cells in leaves, followed by loss of water vapour through the stomata . Transpiration produces a tension or 'pull' on the water in the xylem vessels by the leaves. Water molecules are cohesive so water is pulled up through the plant.

Transpiration is the outcome of the association between the xylem vessels and stomata present in the leaves.  

• The evaporation of water at the surfaces of the spongy mesophyll cells in the leaves succeeded by the loss of water vapor via the stomata is termed transpiration.  

Transpiration generates a pull or tension on the water in the xylem vessels, and these molecules of water are cohesive so pulling up of water takes place through the plant.  

• The primary sites of transpiration are the stomates present in the leaves. This stomata comprises two guard cells, which produce a small pore on the leaves' surfaces. These guard cells monitor the closing and opening of the stomates in reaction towards different environmental stimuli, and thus, regulate the loss of water by transpiration.

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Convert the distance from Kilometers to miles

Answers

kuniper belt is equal distance to 4.039•10^9.

alpha centauri is equal distance to 2.734•10^13.

Vhich is the MOST cooperative relationship between species?

Answers

Answer:

Mutualism

Explanation:

1) Sembrar 5 granos de maiz en cada uno de los siguientes recipientes sustratos, arena, canto rodado, arcilla, tierra negra abonada. 2 Medir semanalmente por un mes su crecimiento. Describe lo observado y redacta conclusiones de la experiencia

Answers

Answer:

El contenedor que tiene fertilizantes crecerá más.

Explicación:

El contenedor que tiene fertilizantes en dosis óptimas crecerá a un ritmo más alto y producirá más vegetación en comparación con otros contenedores que tienen poco o ningún fertilizante porque los fertilizantes tienen los nutrientes que necesitan las plantas en mayor cantidad para su crecimiento y desarrollo. El fertilizante contiene nitrógeno, fósforo, potasa y algunos otros nutrientes que contribuyen al crecimiento y desarrollo del cuerpo de la planta, por lo que podemos concluir de este experimento que el contenedor con nutrientes crecerá más rápido que otros.

Should the international community help build nuclear reactors in developing countries to fuel economic growth and provide cheap energy? Explain why or why not.

Answers

No because that stuff is toxic and it might spill

dangerous chemicals from a nearby mine have entered this lake. How do you think these chemicals will affect the fish in the lake?​

Answers

The fish might start to die, and it will take a few generations of fish to be born before they have adapted to the chemicals in the water. If the water gets better after that, they will start to die again because they are not buoy for the environment and the whole or esa would start again.

Answer:

As a result of daily activities, man has been altering the environment since before recorded history. Increased urbanization, the Industrial Revolution, and an overall larger population base have accelerated the process considerably. While providing numerous societal benefits, modern chemical technology has also brought about a marked increase in the number and variety of chemicals ultimately entering natural surface waters. The last century has witnessed a substantial growth of the chemical industry and it is estimated that there are presently over two million known, chemical compounds in existence, with nearly 250,000 new compounds currently synthesized each year. Of this number, it is estimated that approximately 1,000 new chemicals each year will find their way into the environment as the end result of marketing, use, and disposal.

Explanation:

Can water change the land quickly, slowly, or both? Explain.

Answers

Answer: Yes, but slowly

Explanation: Flowing water causes sediment to move. Flowing water can erode both rocks and soil.

Materials can dissolve in water. With enough time, even rocks can be dissolved by water. This process happens really slowly. It may take over a million years to dissolve a rock. It doesn't matter how big the rock is. With enough time, flowing water can dissolve it.  Moving water also has the ability to move small pieces of rock and soil. How can water move a rock? Doesn't it need energy? Of course, water gets its energy because it is moving. Moving water has kinetic energy. Things that have more energy can do more work. When water stops moving it will have no energy. It will no longer be able to move the rock and soil. When this happens the rock and soil will settle to the bottom of the calm water. Scientists call this process deposition. Faster-moving water has more kinetic energy. Therefore, it can carry larger particles. It can also carry more particles. What causes water to move faster? The steeper the slope, the faster the water flows. It's just like a toy car rolling down a ramp. It will roll the fastest when the ramp is steep. It will roll slower when the ramp is less steep. If the ramp is flat, it may have no motion. The slope of the land causes water to move faster. If a stream or a river is flowing down a mountain, it will move more quickly. If it is flowing across a flat area, it will move slowly. Some minerals dissolve in water. The minerals are then carried along in the solution. Small particles, such as clay and silt, are carried in suspension. They are mixed throughout the water. These particles are not dissolved in the water. Somewhat bigger particles bounce along the bottom. Particles, such as sand, move in little jumps near the stream bottom. They are nudged along by moving water. The biggest particles move in a different way. They are too big to hop. Instead, they roll along the bottom.  Gravel and pebbles move in this way. These particles roll or drag along the bottom of the water.

Question 7 (1 point)
Which structure in the illustration contains the cell's genetic information?

Answers

Answer:

its the nucleus

Explanation:

Answer:

B

Explanation:

The chromatin in the nucleus of the cell contains DNA

response of a plant to a stimulus​

Answers

Answer: it can be in many forms for the movement of flower of sunflower is due to the stimulus light..

Explanation:

it's called plant tropisms

Plants respond to changes in the environment by growing their stems, roots, or leaves toward or away from the stimulus.

The huge number of fish being harvested by humans from the oceans would be an example of

valuing biodiversity

exotic species introduction

over exploitation

humans being animals which is only natural

habitat destruction

Answers

Answer:

Over exploitation

Explanation:

An increase in the concentration of greenhouse gases, like carbon dioxide, in the atmosphere can increase the temperature on Earth. How would such an increase in temperature most likely affect Earth's water cycle?

Answers

Answer:

Global warming intensifies water cycle

Explanation:

Global warming can dramatically intensify the water cycle because this phenomenon is associated with an increase in temperature, thereby a higher amount of water is evaporated into the air and a higher amount of ice is melted at the poles. Warmer atmospheric air will have a higher amount of water vapor, increasing the frequency and intensity of rainstorms. In consequence, global warming can significantly increase the probability of flooding in coastal communities.

What factors limit the size of a cell?

Answers

Answer:

Cell size is limited by a cell's surface area to volume ratio. A smaller cell is more effective and transporting materials, including waste products, than a larger cell. Cells come in many different shapes. A cell's function is determined, in part, by its shape.

Explanation:

I hope this helps you!

surface area to volume ratio. a smaller cell is more effective in transporting materials.
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