In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

[Q]: Question: Dwayne Johnson is weaker than Kevin Hart because he exercises less and therefore his muscles have grown 
 Answer: smaller.
[A]: Exercising muscles increases their size, and bigger muscles have greater strength.


[Q]: Question: If Mona is a logger and she begins cutting down a forest full of trees, how will that affect the likelihood of a drought occurring? 
 Answer: increase
[A]: With fewer trees, the air is drier and droughts are more common.


[Q]: Question: If the Earth is orbiting the Sun and it begins to move farther from it, what happens the speed the Earth is moving? 
 Answer: decrease
[A]:
The Earth travels faster in its elliptical orbit when it is closer to the Sun than when it is farther away.