Choose between "paper plate" and "bbq grill". Question: A hotdog can slide around faster on a paper plate then it can on a bbq grill. This means the _____ is more rough (A) bbq grill (B) paper plate
paper plate

Choose between "wood floor" and "shag rug". Question: Derek dropped a battery on the floor. It rolled away on the wood floor, but slowed down and stopped on the shag rug. The battery rolled so fast on the wood floor because it had (A) less friction (B) more friction.
wood floor

Choose between "open desert" and "city wash". Question: A jackrabbit can run a much greater distance over the open desert then in the city wash. This means the jackrabbit heats up more running in the (A) open desert (B) city wash
city wash