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21 votes
A scientist studies what makes leaves fall off trees. Which of the following is

a testable question about this topic?
A. Do leaves still look beautiful once they reach the ground?
B. Should people be allowed to burn leaves?
C. Are trees an interesting topic to study?
D. Do stronger winds make more leaves fall?
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User Jlswint
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2 Answers

3 votes

Answer:

A.

Step-by-step explanation:

During the fall the day gets shorter hence less sunlight this results to leaves stopping their food making process. The chlorophyll breaks down, the green color disappears and the yellow to orange color becomes visible

User Leeanna
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4.6k points
11 votes
The answer is D is more of a test/experiment question
User Bryanus
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5.2k points