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Alla [95]
3 years ago
10

NEED HELP ASAP PLEASE WITH #44 and #45!!

Biology
1 answer:
tensa zangetsu [6.8K]3 years ago
5 0
D for both I want to say
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A student would like to determine how heating a liquid changes its volume. The student hypothesizes that the liquid will increas
Lisa [10]

Answer:

a The volume of the liquid should be measured before it is heated.

Explanation:

A student would like to determine how heating a liquid changes its volume. The student hypothesizes that the liquid will increase in volume. The following list shows the steps taken by the student in order to test the hypothesis.

Select the liquid to test.

Place the liquid in a sealed container.

Use a Bunsen burner to heat the liquid by 10°C.

Measure the volume of the liquid.

Record the results.

What is wrong with how the student conducted the investigation?

a The volume of the liquid should be measured before it is heated.

b The hypothesis was not valid because it is impossible for liquids to change in volume.

c The student should have increased the temperature of the liquid by more than 10ºC.

d The length of time it took for the liquid to be heated should be measured.

The answer is A i.e The volume of the liquid should be measured before it is heated. I think this is surely right!!

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Which of the four species of plasmodium is the most dangerous?
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What are the three terms used to locate the body parts of a frog?
zaharov [31]

Answer:

Explanation:

the heart pumps blood throughout the body, and the lungs aid in breathing. the body parts that are found on frog are the heart, the liver, and the stomach, etc.

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What does it mean when light from a galaxy is redshifted? (Earth Science)
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'Red shift' is a key concept for astronomers. The term can be understood literally - the wavelength of the light is stretched, so the light is seen as 'shifted' towards the red part of the spectrum.

Hope this helps.
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He helped Cleopatra take back Egypt


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