As a scuba diver descends toward the bottom of the ocean, she experiences the sensation of her ears "popping." Based on your observations from the Can Crush Lab, why would this happen?
A. Decreased pressure inside the diver's oxygen tank causes pressure on the diver's ears.
B. Increased pressure inside the diver's oxygen tank causes pressure on the diver's ears.
C. Pressure increases on the diver as the diver descends deeper underwater.
D. Pressure decreases on the diver as the diver descends deeper underwater.

Answers

Answer 1

Answer:

C. Pressure increases on the diver as the diver descends deeper in the water.

Explanation:

Due to the pressure of the water on the diver she feels the pressure on her ears. Just like the same feel of going up a steep hill.

Answer 2

Answer:

C. Pressure increases on the diver as the diver descends deeper in the water.

Explanation:


Related Questions

You are required to make 10mL of a 0.5M solution of HCl. Your stock solution of HCl is 90M. Using distilled water (dH2O) as a solvent, how much of each component will you need to make the desired final solution?

Answers

Answer:

0.0556 mL of 90 M HCl would be taken and 9.944 mL distilled water added to make 0.5 M, 10 mL HCl solution.

Explanation:

From the dilution equation:

Initial molarity (m1) x initial volume (v1) = final molarity (m2) x final volume (v2).

In this case, m1 = 90 M, v1 = ?, m2 = 0.5 M, and v2 = 10 mL

v1 = m2 x v2/ m1 = 0.5 x 0.01/90 = 0.0000556 L

v1 = 0.0556 mL

This means that the initial volume of 90 M HCl to be taken is 0.0556 mL. Since the final volume to be prepared is 10 mL,

 10 - 0.0556 = 9.944 mL

Hence, 0.0556 mL of 90 M HCl would be taken and 9.944 mL distilled water added to make 0.5 M, 10 mL HCl solution.

Which is a characteristic of the part of the atom marked "B”? It is very dense. It has a large mass. It is negatively charged. It is where neutrons move.

Answers

Nucleus is where the neutrons are located and where there is the most mass.

Hope this helps!

Answer:

Nucleus is where the neutrons are located and where there is the most mass.

Explanation:

what do i have in common with a tree?

Answers

Answer: You both grow and its take some time for both of you to grow you both need Air that is what you've got in common.

what are the two types of eukaryotic cells?

Answers

Answer:

animals, plants, protists, and fungi

Plants and Animals or Fungi and Protists

Which acid and base react in the formation of salt sodium chloride? (A. hydrochloric acid and sodium hydroxide (B. sodium carbonate and chlorine (C. sodium hydroxide and sodium chloride

Answers

Answer:

The answer is a

Which are the four steps of mitosis?

Answers

Explanation:

everything but interphase

Answer:

prophase, metaphase, anaphase, and telophase

Explanation:

These phases occur in strict sequential order and cytokines- the process of dividing the cell contents to make two new cells.

Hope this helps!

look at the highlighted portion of the graph. Which of the following is the best explanation for what is occurring within the population during this time period?

Answers

Answer:

It’s a birthrate> death rate

Explanation:

I don’t to be honest I just guessed and got it right

Answer:

birthrate > death rate

Explanation:

What would happen if a plant cell is placed in a solution of salt?

Answers

If a higher concentration of salt is placed outside of the cell membrane, the water will leave the cell to bond with it. The loss of water from this movement causes plant cells to shrink and wilt. This is why salt can kill plants; it leaches the water from the cells.

What is an atom’s atomic number? the number of electrons in an atom the number of neutrons in an atom the number of protons in an atom the number of bonds in an atom

Answers

Answer:the number of electrons in an atom the number of neutrons in an atom the number of protons in an atom the number of bonds in an atom

Explanation:

Answer:

the number of protons in an atom

Explanation:

edge2020

How could increasing the number of plants help you decrease error in the experiment? Check all possible reasons.

It would increase the sampling error.

It would reduce the significance of any single measurement error.

It would make calculations easier.

Having more data would make the average height less affected by one or two plants that are randomly shorter or taller.

It would make a plant’s death less of an issue.

Answers

Having more data would make the average height less affected by one or two plants that are randomly shorter or taller.

Answer: Increasing the number of plants in an experiment will help decrease the error, because you have more test subjects to run the test on.

Explanation:

The more subjects that you have have the more tests you can run, this will give you a chance to get more accurate and consistent results. When completing an experiment, you normally have to run 5 or more tests in order to get a goos set of data. So by increasing the number of plants you test on, you'll be able to get a better set of data.

For each picture, select from the drop-down menu the main type of carbohydrate the food contains.
monosaccharide
disaccharide
polysaccharide

Answers

Answer: rice=polysaccharide grapes=monosaccharide Milk=disaccharide

Explanation:

What determines the carrying capacity of an ecosystem?
a. the number of different types of organisms in an ecosystem
b. the amount of available resources
c. the square mileage it encompasses
d. the ratio of biotic to abiotic factors

Answers

Answer:

the answer is B. the amount of available resources

Explanation:

The carrying capacity of an ecosystem determines the amount of available resources. Therefore, option B is correct.

What is an ecosystem ?

The term ecosystem is defined as the community or group of living organisms that live together and interact with each other in an environment. The biotic and abiotic components are linked together through nutrient cycles and energy flows.

Ecosystem plays an important role to purify our air, maintain our soil, regulate the climate, to clean our water, recycle nutrients and provide us with food. They are at the foundation of all civilization and sustain our economies.

The carrying capacity of an ecosystem determines the amount of available resources. Carrying capacity depends on many abiotic and biotic factors in the ecosystem.

Thus, option B is correct.

To learn more about the ecosystem, follow the link;

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9. AAC is a codon that codes for the amino acid:
serine
lysine
asparagine
isoleucine

Answers

Answer:

asparagine

Explanation:

take a look at the graph attached, it helps identify codon sequences.

The codon AAC codes for the amino acid asparagine. Asparagine is a non-polar, neutral amino acid that is found in all living cells. Hence option C is correct.

It is involved in a variety of cellular processes, including protein synthesis, cell signaling, and energy metabolism.

The other answer choices are incorrect. Serine is coded for by the codon AGU or AGC. Lysine is coded for by the codons AAA or AAG. Isoleucine is coded for by the codons AUA, AUC, or AUU.

Therefore, option C) asparagine is correct.

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Why is it important for molecules to able to travel into and out o your body's cells?

Answers

It’s important there’s molecules that could do so for keeping homeostasis, food movement, keeping the cell isotonic with movement of water, glucose to go into cell to not let it starve and waste to escape and not build up in cell

The function of the transport proteins is to maintain the internal environment of the cell's salt, nutritional, and protein balance within a range that ensures the survival of the cell and the organism.

What is importance of a molecule to move across the cell?

Biology places a great deal of importance on the passage of substances into and out of cells (for example, nutrients into and poisons out), as without it, no cell and hence no organism could survive for very long.

Moving chemicals throughout the body is essential for living cells. Transporting chemicals into and out of cells is necessary.

Examples include oxygen, carbon dioxide, and dissolved food. Active transport, osmosis, and diffusion are used to accomplish this.

Therefore, transport of a molecule into and out  of cell is important to functioning of cell.

Learn more about molecule here:

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A researcher measured the temperature at which two different samples of double-stranded DNA denature (separate into single strands) Sample 1 denatured at a significantly lower temperature
than sample 2 did. Based on the data, the researcher claims that the DNA in sample 2 is composed of a higher percentage of guanine and cytosine than the DNA in sample Ils
Which of the following best supports the researcher's claim?
Sube
The bonds between guanine and cytosine are covalent bonds, which require more energy to disrupt than those between adenine and thymine
B
Guanine cytosine pairs denature at a higher temperature because they have more hydrogen bonds between them than adenine-thymine pairs do
с
Aderine thyminepalis require less energy to separate because adenine and thymine are both single-ring bases
D
Guinine cytosine pas require more energy to separate because one is purine and one is a pyrimidine

Answers

Answer:

The correct option is b

Explanation:

There are four nitrogenous bases that can be found in a DNA molecule; Adenine, Thymine, Guanine and Cytosine. The adenine on one strand can only bond (hydrogen bond) with the thymine on the complimentary strand (to form base pair) and vice versa while the guanine on one strand can only bond (hydrogen bond) with the cytosine on the complementary strand (to form base pairs) and vice versa.

There are three hydrogen bonds between Guanine and cytosine base pair while there are two hydrogen bonds between adenine and thymine base pair; hence, DNA samples with higher guanine-cytosine base pairs denature at a higher temperature than DNA samples with lower guanine-cytosine base pairs or with more adenine-thymine base pairs. This is because, it requires more energy to break the triple bonds between the guanine-cytosine base pairs than the double bonds of adenine-thymine base pairs.

From the description above, we can deduce that the correct option is b

Answer:

the correct answer is D

Explanation:

i have checked the answer in a flashcard

Drag each tile to the correct location. The tiles can be used more than once. Megan observes four cells under a microscope and makes sketches of them as shown. Identify whether the cells are prokaryotic or eukaryotic.

Answers

Answer:

The correct image with related to question is attached please do check.

Explanation:

Genetic material or Nuclear material can be found in the cell either  in "nucleus" a membrane bound organelles or found in the cytoplasm. This is the major difference between prokaryotic and eukaryotic cell.

In prokaryotic cell the genetic material that is DNA, and RNA is not present in the nucleus as there is no body like nucleus for instance figure 2 and 3 whereas in eukaryotic organisms it is present in a nucleus like in figure 1 and 4.

Answer:

1. eukaryotic cell

2. prokaryotic cell

3. prokaryotic cell

4. eukaryotic cell

Explanation:

I got it right on plato.

Out of the three physical states: ice, liquid water and vapor, why do you think water exists as a liquid ​the most o​ n our planet?

Answers

It would be definitely be water

I think it is because of the temperature of the earth.

If ice was the most common physical state on our earth it would be because of how cold it would be. Other way around with vapor.

why is the tongue considered an organ?

Answers

Answer:

The tongue can be viewed as an organ. It’s comprised of various tissues that give it its own functions that no other organ can replace, it has its own innervation, irrigation, lymphatic and venous drainage. Those are the characteristics that define an organ.

Answer:

Hmm.

Explanation:

The tongue is considered an organ because it has a special job to do.

'Organ, in biology, a group of tissues in a living organism that have been adapted to perform a specific function.

'The tongue is a muscular organ in the mouth of most vertebrates that manipulates food for mastication and is used in the act of swallowing. It has importance in the digestive system and is the primary organ of taste in the gustatory system.'

Characteristics of Life (question is in the picture)

Answers

Answer:

i think you can add

growth

excretion

responsiveness

movement

reproduction

growth

Explanation:

1-2 sentences Identify the black lines in the image and explain what they represent.

Answers

Im guessing positive and negative energy

Can someone help me out?

Answers

Add more enzyme Add more substrate Adjust ph to an optimal level

why you add water to Sulphur dioxide and put a blue Litmus Paper in it why does it turns red​

Answers

Answer:

Because it produce weak acid and acid turns blue lithmus paper to red.

Explanation:

Sulphur dioxide SO2 react to added water to produce acidic product.

When sulphur dioxide react with water, it produce sulphurous acid H2SO3 which is a weak acid.

One of the properties of acid is that they turn blue lithmus papper to red, because the product is an acid, blue lithmus papper turns to red.

What is the importance of the main nutrients cycle?

Answers

Nutrients cycle allows the transformation of matter to different specific forms that enables the utilization of that element in different organisms.

Which role of bacteria is the most beneficial in terms of maintaining the health of the plant populations in our ecosystems?

Bacteria serving as a major food source for secondary consumers.

Bacteria aiding in digestion in the intestines of animals.

Bacteria producing oxygen for the oxygenation of the earth's atmosphere.

Bacteria decomposing dead materials which returns nutrients to the soil.

Answers

Answer: Bacteria producing oxygen for the oxygenation of the earth's atmosphere.

Explanation: ????????? NOT FOR SURE

What causes the phases of the moon?

Answers

Answer:

Just like the Earth, half of the Moon is lit by the Sun while the other half is in darkness. The phases we see result from the angle the Moon makes with the Sun as viewed from Earth. ... We only see the Moon because sunlight reflects back to us from its surface.

May I please have a brainliest? <3

Hope this helps-xoxo

Answer:

The rotation and revolution of the Moon around the Earth. And the Sun' s light reflecting off the surface of the moon

Explanation:

Which of the following leads to genetic variation in gene pools?
A. gene flow C. mass extinctions
B. isolation D. punctuated equilibrium

Answers

Answer:

b

Explanation:

3. For each of the following chemicals, list the subunit(s). Designate (with a star or asterisk) which
are considered to be polymers. (2)
a. polysaccharides
b. nucleic acids
c. proteins
d. lipids

Answers

It’s proteins c and possibly d

which is not included in the partnership-based approach to conservation of the US fish and wildlife service?

cooperation
consultation communication contemplation

Answers

Answer:

Consultation.

Explanation:

Consultation is not included because there is no need for it in US fish and wildlife service. Cooperation, communication and contemplation are needed in order to conserve the US fish and wildlife service in a good manner. Cooperation is required in order to fulfill the common goal and communication between different departments is also necessary. contemplation refers to examination and inspection which is very important for achieving the goal.

Describe ways in which a healthy artery differs from an artery affected by coronary heart disease

Answers

Answer:

A healthy artery is wider and has no blockages. The lumen (which is the hole in the centre of the artery), is open and clear. This means there is more blood flow. An artery of a person suffering from coronary heart disease is often blocked, usually by a fatty deposit. This means the blood does not flow as well. (See diagram, in which I would draw two arteries, one with a blockage of fatty deposit, one clear and healthy).

hope this helped you

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how can you identify a consumer?

Answers

You can identify your customers by grouping them according to certain characteristics that you believe may be of importance to you. This is called demographics. This will help you not only know who your customers are, but also how you would be able to deal better with them. I hope this help if not just comment and I will get a notification to help again
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