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: Sandra is in a dark building and then suddenly goes exits onto a sunny street. Sarah's pupils will do this in response to the new bright light 
 Answer: shrink

Answer: The pupil automatically gets bigger or smaller to let more or less light in as needed.


Question: Question: Dan is looking at shells that will be bad candidates for fossilization. He chooses the shells that are 
 Answer: softer

Answer: Hard shells fossilize more readily than soft bodied organisms, as they are better at resisting decay, take significantly longer to break down, and have a greater chance of surviving burial under layers of sediment.


Question: Question: When something is very heavy and starts moving what level of energy does it have? 
 Answer: high

Answer:
The full box is harder to move because it has greater mass and therefore greater inertia.