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: An _____ pulse rate is a sign of less oxygen to cells. 
 Answer: increased

A: This causes the delivery of less oxygen to the cells, and this stimulates the heart rate via adrenalin, so that pulse rate increases in an effort to deliver enough oxygen to cells.
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Q: Question: If Milo adds mass to an object, what will happen to the force of gravity that object generates? 
 Answer: increases

A: Objects with greater mass have a stronger force of gravity.
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Q: Question: Dinah is moving gas to different sized containers. The gas was filling a small container, but when she moved it to a larger container, it also filled that one, because the gas 
 Answer: expanded

A:
If we take a certain amount of gas from one container and place it into another, larger container, the gas expandsto fill the larger container. The same mass of gas is now in a larger volume, the gas now has a lower density.
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