Question: Timmy plays with his shiny new marble and observes that it requires more effort to make the marble roll across the brown carpet than it does for the marble to roll the same distance across the granite kitchen countertop. He concludes that (A) the brown carpet has more friction (B) the granite kitchen countertop has more friction Do not use A and B to answer the question but instead, choose between "brown carpet" and "granite kitchen countertop".
brown carpet

Question: Kyle is riding his motorcycle on a path. The motorcycle goes faster on the clear parts of the path, but where the path is leafy, the motorcycle slows down and is harder to drive. Kyle knows that the leafy path has _____ than the clear path. (A) more friction (B) less friction Do not use A and B to answer the question but instead, choose between "clear path" and "leafy path".
clear path

Q: Question: Jacob worked up a sweat riding his bicycle across the grass in the park, but had an easier time when finally he came to the street. This was because the surface of the street had (A) less friction (B) more friction Do not use A and B to answer the question but instead, choose between "street" and "grass".
A: street

Question: Question: Sandy is skating with her friends. It's a smooth ride. She gets on the grass and tries to move across on her skates. Sandy has trouble because of the rough surface. Sandy moves slower when she is on the (A) parking lot (B) grass. Do not use A and B to answer the question but instead, choose between "parking lot" and "grass".
Answer: grass

*Question*
Question: Jen was taking a walk and she could hear an airplane overhead. The sound got fainter. Was the airplane coming closer or moving away? (A) coming closer (B) moving away Do not use A and B to answer the question but instead, choose between "a quieter airplane sound" and "a loud airplane sound".
**Answer**
a loud airplane sound

(Question)
Question: Patrick is practicing doing the moonwalk. When he does the moonwalk on the gymnasium floor, he noticed that his feet are gliding on a smooth surface as opposed to when he does the moonwalk on a sandy beach. The surface in which his feet move slower while doing the moonwalk is the (A) gymnasium floor (B) sandy beach Do not use A and B to answer the question but instead, choose between "gymnasium floor" and "sandy beach".
(Answer)
sandy beach