instruction:
You are given a sentence and a question. You're expected to write the correct answer based on the sentence.
question:
Sentence: Franklin found that if he slides a turtle on its back across a pool table, it slides farther than if he were to slide the turtle across a pile of leaves. He realizes this because there is less resistance on the pool table. Question: The difference in the length that the turtle slides across both surfaces can be attributed to which surface being rougher?
answer:
pile of leaves


question:
Sentence: Shawna and Lynn are on a tandem bicycle. Shawna is pedaling furiously, while Lynn is barely moving and letting Shawna do most of the work. Question: Which of the two will show perspiration stains on her shirt first?
answer:
Shawna


question:
Sentence: A worm and a snake both take a journey around the giant tree. The worm is much slower than the snake so it paces itself. Question: Which animal takes more time to get around the tree?
answer:

Worm