Answer the question below: When we dig up rocks the deeper we get the rocks get older or younger? Assuming that: Older rocks are at the bottom and younger rocks are at the top.
older
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Answer the question below: If Mona is a smoker, but decides to stop smoking, what happens to the difficulty her lungs experience in removing chemicals from the air increase or decrease? Assuming that: When a person smokes there are chemicals released by the tobacco that enter the lungs. Because the lungs have to work harder to remove the chemicals, the body has to work harder to get the air needed to survive.
decrease
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Answer the question below: If Jim works hard and decreases the strength of his muscles, his endurance becomes greater or smaller? Assuming that: Aerobic exercise increases the size and strength of muscles in the heart and helps all your muscles develop greater endurance.
smaller
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Answer the question below: Donna contracts a rubber band further and further. The elastic potential energy of the rubber band will be greater or less? Assuming that: The farther the object is stretched or compressed, the greater its elastic potential energy is.
less
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