A student wants to create a liquid volcano. The student observes bubbles in the soft drink prior to opening it. The student first proceeds to open the soft drink bottle and place it on the floor. Next the student drops candy tablets into the drink using a rolled piece of paper, so that the tablets are able to fall into the drink continuously. The student notices a very powerful reaction as the drink fizzes and starts to bubble.
In this scenario, what would be the catalyst?
1.)
2.)The candy tablets being added to the drink. The gasses being released when the drink was first opened.
3.)The piece of paper being placed over the soft drink. The container that holds the liquid.

Answers

Answer 1

Answer:

candy tablets being added

Explanation:

Answer 2

The candy tablets being added to the drink would be the catalyst.

WHAT IS A CATALYST:

A catalyst is a substance that speeds up the rate of a chemical reaction. This is done by lowering the energy needed for the reaction to kickstart called activation energy.

Catalyst makes chemical reactions proceed faster than usual. In this case, a student who wants to make a liquid volcano notices bubbling in a sealed drink bottle. She then opens it and began to add candy tablets using a rolled piece of paper.

She notices that a very powerful reaction occured as she constantly puts the candy tablets in the drink. This suggests that the catalyst of this reaction in the drink is the CANDY TABLETS.

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Related Questions

any help pls just with number 1 tho

Answers

All of them. Forests are considered natrual enviornment and people/buildings are man-made environment

sorry for bad spelling

Scientific research often sparks questions that can lead to further scientific investigation. What questions does Hugh have after analyzing his daughter’s DNA?

Answers

Answer:

After Hugh analyzed his daughter’s DNA, he understood that her DNA had certain malfunctioning genes. He wondered whether those genes were responsible for this daughter’s condition. He also had these questions:

Can this condition cause significant harm to her health?

If so, what kind of health problems will she develop?

Are there ways to treat this condition?

Explanation:

After Hugh analyzed his daughter's DNA he thought that her DNA had certain malfunctioning genes. He thought those genes were responsible for this condition of his daughter.

What is DNA?

DNA is defined as deoxyribonuclic acid and it is a polymer made up of two polynucleotide chains that arranged in foiled structure to form a double helix carrying genetic information for the various processes such as growth development  functioning and reproduction.

Friedrich Miescher discovered DNA in the year of 1860.

The main function of DNA is to carry information from one generation to another generation this is the reason due to which DNA is also known information molecule.

In our body DNA is found in the nucleus of the cell and it is known as nuclear DNA.

The shape of DNA is double helical structure.

Siblings share only about 50% of same DNA due to the reason of recombination.

The life span of DNA is 521 years.

Therefore, after Hugh analyzed his daughter's DNA he thought that her DNA had certain malfunctioning genes. He thought those genes were responsible for this condition of his daughter.

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I NEED HELP PLEASE !!!!

Answers

Answer:

they show that the results can be applied to other populations

Explanation:

Amino acids and sugars are both required by animals to maintain their health. Without a diet
containing both of these, animals cannot survive. Amino acids are obtained by animals when
they digest -
A carbohydrates
B proteins
C nucleic acids
D lipids

Answers

Answer:

Proteins..............

Amino acids are obtained by animals when the person digest proteins. The correct option is B.

What are proteins?

A protein is a found naturally, a highly complicated substance made up of amino acid residues linked together by peptide bonds.

Proteins are found in all living organisms and contain a variety of important biologically active compounds such as enzymatic reactions, hormones, and immunoglobulin.

Proteins are massive complex molecules that perform numerous important functions in the body.

They are essential for the structure, operation, and regulatory oversight of the body's tissues and organs and do the majority of the work in cells.

Protein can be found in muscle, bone, skin, hair, and virtually every other body part or tissue.

It is the building block of enzymes, which power many chemical reactions, as well as hemoglobin, which transports oxygen in your blood.

Thus, the correct option is B.

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What type of technology takes scientists to depths they cannot reach by any other means?

Answers

Answer:

Scientific drilling

Explanation:

Like proves sent into outer space, scientific drilling is a technology used to obtain samples from places that people cannot reach.

Which of the following defines the atomic number of a given element? The number of protons in the atomic nucleus. The number of electrons in an atom of a given element. The number of protons and neutrons in the atomic nucleus. The number of protons, neutrons, and electrons in an atom of a given element.

Answers

Answer:

The number of protons in the atomic nucleus.

Explanation:

The atomic number of an element represents the number of protons that are in the nucleus.

For example, Silicon has an atomic number of 14, so it has 14 protons in the nucleus.

I chose d as my answer but please correct me.

Answers

It is correct !!!!!!!
Your answer is correct.

Why do we itch? Is it an evolution thing?

Answers

Answer:

we itch reacting to stimuli like when ee get poked we react and so on. And it not an evolution

An itch, also known as pruritus, is a general sensation arising from the irritation of skin cells or nerve cells associated with the skin. While it can be a nuisance, pruritus serves as an important sensory and self-protective mechanism, as do other skin sensations such as touch, pain, vibration, cold and heat.

A bird watcher sees an unusual bird at a feeder. He
takes careful notes on the bird's color, shape and
other physical features, and then goes to a reference
book to see if he can identify the species. What aspect
of scientific thinking is MOST apparent in this
situation?

Answers

Answer:

he takes careful notes on the bird's color, shape and

other physical features

Explanation:

can someone help me

Answers

Gases trap heat and cause the greenhouse effect. Solar radiation warms the earth, while the atmosphere traps it.

Leads to seasonal patterns, when the earth is tilted to the northern hemisphere its summer and when the earth is tiled to the south, its winter.

Results in some of the atmosphere to be warmer than other parts, it changes in volume and pressure which results in strong weather.

As wind or ocean current moves, the Earth spins underneath it.

Melting of the ice mass at the poles, which causes rising sea level, producing flooding and endangering coastal habitats

Shock waves, heat radiation, the formation of craters with associated earthquakes, and tsunamis if water bodies are hit or caused by the earthquakes.

jeopardizing latitude, water elevation, ocean currents, topography, most habitats, and prevailing winds.

What determine what people look like
1. Carbonhydrates
2. Lipids
3. Nucleic acids
4. Proteins

Answers

Answer:

Carbohydrates another word is Starchy Food for example, cabbage,cucumbers and etc

Carbohydrates food that protect us from disease

To make a banana split, you halve a banana into two long, thin, right and left sides along the ________. Group of answer choices a. coronal plane c. midsagittal plane b. longitudinal plane d. transverse plane

Answers

Answer:

The correct answer would be C, midsagittal plane

Explanation:

The midsagittal runs through the middle of an object and is even on both sides. I hope this helps:)

Why aren't nerve cells considered to be epithelial cells?

Answers

Epithelial cells are specialized to protect,absorb and secrete substances as well as detect sensations....Why are nerve cells are used to carry information or impulses from one part of the body to another.

Answer:

those cells or tissues which form the covering of skin and various vital organs like heart (pericardium), lungs ( pluera ) and peritoneal cells are epithelial tissues .they may be ciliated and flagellated .due to this they help in movement of fluid in female reproductive tract .they also form the lining of nephron

those cells which are involved in generation and conduction of nerve impulse are called nerve cells. they do not provide any covering and protection

Explanation:

After one round of DNA replication, _____________ of the DNA will contain only 14N, _____________ of the DNA will contain only 15N, and _______________ of the DNA will be of an intermediate density.

Answers

Answer:

After one round of DNA replication, none of the DNA will contain only 14N, none of the DNA will contain only 15N, and all of the DNA will be of an intermediate density.

Explanation:

In order to rule out the conservative model of DNA replication and discover that it in fact a semi-conservative model, this technique was employed to check for what ratio of N15 and N14 was present in cells that had undergone the process of replication. The former would've resulted in equal densities of both N14 and N15.

do you think all living organisms have the same types of cells why or why not​

Answers

All organisms do not have the same number and type of cells because each one has different characteristics.

On Earth there are different types of organisms, some are complex like plants or animals, these are multicellular because they have a large number of cells.

However, all organisms are not the same. Some are characterized by having only one cell such as bacteria or algae.

On the other hand, not all organisms have the same type of cell. Some have prokaryotic cells, that is, cells that do not have a defined nucleus. Some examples of an organism with prokaryotic cells are:

Bacteria

While cells that do have a defined nucleus are called eukaryotes, we can find them in animals, plants and humans.

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What is the conclusion of careful studies regarding the relationship between environmental policies, on the one hand, and jobs and the economy, on the other?

Answers

Answer:

There is a positive relationship between environmental policies and jobs and the economy.

Explanation:

The conclusion of the studies is that environmental policies increase employment in the industrial sector. It is because for reducing pollution, the industries does not use heavy machinery for increasing production so these industries uses labour to maintain its production capacity and for more production more labour is required which decrease the problem of unemployment while economy also increases due to more production of products in the industries.

Pilobolus can be grown in a controlled room with ____________ at a distinct location. After sporangia are discharged, their location could easily be determined relative to ____________

Answers

Answer:

The words which complete both sentences are:

a single light sourcethe location of the light source

Explanation:

The complete sentence, thus, reads:

Pilobolus can be grown in a controlled room with a single light source

at a distinct location. After sporangia are discharged, their location could easily be determined relative to the location of the light source.

Pilobolus is a type of fungi that only grows on the dung of animals that only eat plant.

Cheers!

Hewo dear fwiends may you pwease help me to see if I'm cworrect uwu. I thwink its C x3

Answers

Answer:

B B BBB BB OOOHHH YAS x3

Explanation:

it u made a frost wedge a wedge is a small crack

and when something freezes it expands out soooooo ye

Answer:

WHAT HE SAID!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Explanation:

What best describes technology? A. Government regulation of science B. The creative use of science to solve problems C. The society of humans on Earth D. The process of research

Answers

Answer:

option B is correct

Explanation:

Show the energy of one molecule of glucose.

Answers

Answer:

Cellular Respiration

Explanation:

In aerobic conditions, the process converts one molecule of glucose into two molecules of pyruvate (pyruvic acid), generating energy in the form of two net molecules of ATP. Glycogen can be converted into glucose 6-phosphate as well with the help of glycogen phosphorylase

You work for a company that manufactures food products. a new "wonder food" contains only carbon, oxygen, and hydrogen. at this point, your research can say with certainty that the food ______

a. includes proteins.
b. includes nucleic acids.
c. could only be made of triglycerides.
d. could only be made of carbohydrates.
e. does not include proteins or nucleic acids.

Answers

Answer:

d

Explanation:

The correct answer would be that the food could only be made of carbohydrates.

Proteins contain other elements such as nitrogen and sulfur in addition to carbon, hydrogen, and oxygen while nucleic acids and triglycerides contain phosphorus in addition to carbon, hydrogen, and oxygen.

The only chemical substance that contains carbon, oxygen and hydrogen is carbohydrates.

Correct option: d

Answer:

a. include proteins

Explanation:

Why are solar energy and heat important to the global climate system?

Answers

Answer:

______________________________________

Solar power drives Earth's climate. Energy from the Sun heats the surface, warms the atmosphere, and powers the ocean currents.

______________________________________

Kendra wishes to build a model of a carbohydrate molecule, ideally containing as many monomers as possible. Which set should she choose?

Answers

Answer:

Polysaccharides.

Explanation:

Polysaccharides are sets of carbohydrates formed by the union of hundreds and miles of carbohydrate molecules, the set having the largest possible number of monomers.

Carbohydrates are energetic molecules that are also present as structural molecules, being essential for the maintenance and functioning of the organism. Carbohydrates can be presented in monosaccharide, disaccharide and polysacride sets.

Polysaccharides

A polysaccharide is a type of carbohydrate. It is a polymer made up of many sugar subunits, called monosaccharides. The main functions of polysaccharides are structural support, energy storage, and cellular communication. For example: cellulose, chitin, glycogen, starch, and hyaluronic acid. Carbohydrates are energetic molecules that are also present as structural molecules, being essential for the maintenance and functioning of the organism. Carbohydrates can be presented in monosaccharide, disaccharide and polysaccharide sets.

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please help due today

Answers

Answer:

who might disagree me

Explanation:

what if scientist does not agree with it? they need to tell him/her!

How many cells are needed to qualify something as a living thing?

Answers

Answer:

1 just one

Explanation:

single celled living things include bacteria, certain species of algae and fungi, amoebas, slime molds, and paramecia.

Answer:

A living thing can be composed of either one or many cell.

Explanation:

The ____________ Variable may cause changes in the _______________________ variable.

Answers

The independent variable may cause changes in the dependent variable

Answer:

independent, dependant

Explanation:

The independent variable is what the experiment is based on such as what you change like the temperature that batteries are put in as the independent variable and how long the different temperature batteries last is the dependant variable.

Explain
Give two examples of how abiotic factors are influenced by biotic factors?

Answers

ANSWER:

The abiotic factors will define which organisms are able or not to live in a specified place. The living organisms will constitute the biotic factors, which define if and how can an organism live in a specified environment. So, the abiotic factors are controling the biotic factors of an environment.

(IF THIS HELPED CAN YOU GIVE ME A BRAINYLEST)

Answer:

The abiotic factors will define which organisms are able or not to live in a specified place. The living organisms will constitute the biotic factors, which define if and how can an organism live in a specified environment. So, the abiotic factors are controlling the biotic factors of an environment. Explanation: brainlest?


What happens to the average kinetic energy of a substance as its temperature increases

Answers

Answer:

When the average kinetic energy of the molecules goes up (a rise in temperature), the average speed of the molecules increases. And lower average kinetic energy of the molecules means they have lower speed.

hope this helped !! ✨

Provide two examples of mechatronic systems that you encounter in your everyday environment or that interest you. for each system, identify any/all:
a.sensors
b.actuation
c.electronics/computation elements

Answers

Answer:

1. Air conditioner

2. Washing/drying machine

Explanation:

1. Mechatronic System: The air conditioner:

Sensors: Thermometers

Actuation: Motors used to move the vanes that guide the air out of the vent.

Electronics/computation elements: Microprocessor used to process information from the sensors

2. Mechatronic System: Washing/ drying machine

Sensors: Thermometers

Actuation: Motors used to turn the washing drum

Electronics/computation elements: Microprocessor used to process the wash time and control the drum

What kind of tissues may we find in: Larynx, trachea, alveoli, pharynx, lungs, bronchioles, bronchi, diaphragm, pleura.

Answers

Answer:

connective tissue

Explanation:

Larynx- ciliated pseudostratified columnar epithelium
trachea-adventitia (outer layer)
alveoli- simple squamous epithelium
pharynx- keratinised epithelium
lungs- elastic connective tissue
bronchioles- simple cuboidal ciliates epithelium
bronchi-simple columnar ciliates epithelium
pleura- loose connective tissue
Other Questions
Portions of the financial statements for Peach Computer are provided below.PEACH COMPUTERIncome StatementFor the year ended December 31, 2018Net sales $1,725,000Expenses: Cost of goods sold $1,020,000 Operating expenses 530,000 Depreciation expense 47,000 Income tax expense 37,000 Total expenses 1,634,000Net income $ 91,000PEACH COMPUTERSelected Balance Sheet DataDecember 312018 2017 Increase (I)orDecrease (D)Cash $99,000 $83,500 $15,500 (I)Accounts receivable 46,300 50,500 4,200 (D)Inventory 72,000 53,500 18,500 (I)Prepaid rent 2,700 4,400 1,700 (D)Accounts payable 42,000 35,500 6,500 (I)Income tax payable 4,700 8,500 3,800 (D)Required:Prepare the operating activities section of the statement of cash flows for Peach Computer using the DIRECT method. (List cash outflows as negative amounts.) From the set {1, 2, 3, 4, 5}, find the lowest value of x that makes each inequality true. Arrange the inequalities in increasing order of the lowest value of x from the set that makes them true. 5x 3x > 9 2x 1 > 0 x + (x 1) > 5 1) While traveling along a highway a driver speeds up from 10 m/s to 26 m/s in 4 seconds. What is the automobile's acceleration? * A pollster uses a computer to generate 500 random numbers and then interview the voters corresponding to those numbers. identify the type of sampling used in this example samplinga. stratified samplingb. systematic samplingc. cluster samplingd. simple random sampling Which point does the author make through the use of hyperbole? Think about all the different land and water forms we studied in this unit. See if youcan list and describe five that are within fifty miles of your home. If you can't, try tothink of the closest and then describe where it is. Write a sentence or two explainingeach land or water form. Example: We live 10 miles from Lake Tahoe. It runs alongthe California - Nevada border and is one of the deepest, freshwater lakes in theUnited States. Theres four correct answers.ASAP The volume, in cubic feet, of a right cylindrical silo of height and radius is [tex]V = \pi r^2h[/tex] The height of the silo is h(r) = 3.5r. Which statements are true regarding the functions described? A. To get a volume of 100 cubic feet, the radius must be 2 feet. B. The domain of [tex]V(h(r))[/tex] is restricted to values of r greater than 0. C. The output of V is the input of hD. [tex]V(h(r)) = 3.5\pi r^3[/tex] E. The volume depends on the radius of the cylinder What is another name for line P? Difference between results obtained from a subset and results obtained from the whole is known as the ________. 10. The repair order is a legal document becauseA. the shop owner signs itB. it's signed by the customer.C. the manufacturer authorizes itD. it's paid for by the customer On January 1st 2020 the populations of Japan and the Philippines were 126.5million and 109.6 respectively. Japan's population is currently decreasing by 0.2% per year while the population of the Philippines is increasing by 1.6% per year. If these rates of change remain constant, during which year will the two population be the same ALGEBRA 2!!! SEND HELP!!! PLS!!! the density of mercury is 13.6 g/ml. what is its density in lbs/L Item 3 Review the sample dictionary entry for the word menace. menace \ me-ns \ noun: 1. threat; 2. danger menace verb: 1. to make a show of harm; 2. to threaten or bother Which sentence uses the word menace as a verb meaning to threaten or bother? Mosquitos can be a real menace at the campsite, so be sure to bring your bug spray! Teenagers have been known to menace their neighbors in a teasing game called ding-dong-ditch. The menace in the bullys voice led the student to hand over the lunch money immediately. The court decided to put him in detention because he was such a menace to the community. In "The Story-Teller," why are the children delighted when the bachelor describes Bertha as horribly good? They find the choice of words to be unexpected and surprising. They want the bachelor to keep telling the story. The children like stories about horrible children. The children hope something bad happens to Bertha. PLEASE HELP ME ASP!!!!!! what would be the behavior of an object that was immersed in a fluid if the object and the fluid had the same density What are the 4 key factors that influence history? Which concept is associated with distribution of power in the United States government? 1.separation of powers 2.production and sustenance 3.leadership 4.law and order