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jolli1 [7]
3 years ago
5

The thermospheremesospherestratosphereozonosphere is the coldest layer of the atmosphere.

Biology
1 answer:
Genrish500 [490]3 years ago
5 0
The mesosphere is the coldest layer of the atmosphere.
Hope that helped you.
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The question, which is what the researcher wants to know, could be the following: <em>What is the effect of the change in </em><em>available</em><em> </em><em>food</em><em> </em><em>sources</em><em> on the</em><em> birds' feeding habits</em><em>?</em>

<h3>What are the steps of the scientific method?</h3>

There are different steps to follow in a scientific method

  • Definition and problem statement. The question for which there is no answer yet. A question the investigator wants to answer.

  • Goal specification. The goal is what the investigator wants to know.

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In the exposed example, the experiment involves watching the birds feed, and then removing fruit to simulate an environmental change.

The independent variable here is the food source availability.

The dependent variable is the birds' response to the change.

The question, which is what the researcher wants to know, could be as follows,

What is the effect of the change in available food sources on the birds' feeding habits?

You will learn more about the scientific method at

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