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: If Milo starts rubbing two surfaces together quickly and then decrease the speed, what happens to the amount of energy produced? 
 Answer: decreases

Answer: Friction causes the molecules on rubbing surfaces to move faster, so they have more energy. This gives them a higher temperature, and they feel warmer.


Question: Question: Mona is excavating a deep tunnel as part of an exploratory committee. As she bores deeper in to the Earth, what can she expect will happen to the temperature? 
 Answer: increase

Answer: Temperature increases with depth inside the Earth, so melting of rocks is more likely to occur at greater depths.


Question: Question: Yolanda's kidneys were working well and removed more water from her blood. Her blood now looks 
 Answer: lighter

Answer:
If the kidneys remove less water from the blood, the blood will look darker, because there is less water in it.