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: John was looking at rocks in the valley and noticed something. The more resistant the rocks he looked at were, the amount they remained was 
 Answer: Longer

A: Different types of rocks weather at different rates. More resistant types of rocks will remain longer.
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Q: Question: Keith is showering, and is washing himself using a bar of soap, and then again with a loofah. Keith's skin will get better exfoliation, due to the greater friction, when he washes his body using the 
 Answer: loofah

A: Friction is greater when objects have rougher surfaces or are heavier so they press together with greater force.
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Q: Question: Will pumped 10 grams of gas into a 10 gallon container. Riley pumped 10 grams of gas into a 200 gallon container. In whose container will the gas have more space to move? 
 Answer: Riley's

A:
When a gas is squeezed into a smaller volume, the particles have less space to move.
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