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.
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Question: Question: Dwayne Johnson is weaker than Kevin Hart because he exercises less and therefore his muscles have grown 
 Answer: smaller.

Answer: Exercising muscles increases their size, and bigger muscles have greater strength.


Question: Question: Mary was comparing the size of two objects. If she examined an orange and compared it with a watermelon, which would generate more gravity? 
 Answer: watermelon

Answer: Less massive objects also have less gravity than more massive objects.


Question: Question: The _____ waters have the most dissolved oxygen. 
 Answer: coldest

Answer:
Warm water cant hold as much dissolved oxygen as cool water, so an increase in the temperature of water decreases the amount of oxygen it contains.