Question: Frank notices that when he roller skates on a concrete surface, it has less resistance than if he were to use his roller skates on a golf course. Frank realizes that when he travels slower as he roller skates on the (A) concrete (B) golf course Do not use A and B to answer the question but instead, choose between "concrete" and "golf course".
golf course

Question: There is a storm raging outside. When the storm is right about the house, it is deafening. As the storm begins to blow away (A) it is louder (B) it is quieter Do not use A and B to answer the question but instead, choose between "far away storm" and "close storm".
close storm

Q: Question: Josh was playing outside. He rolled a ball on a wooden plank, but when it got to the grass it slowed down. This is because grass has (A) higher friction (B) lower friction. Do not use A and B to answer the question but instead, choose between "grass" and "wood plank".
A: grass

Question: Question: Billy changed his slippery satin sheets for non-slip flannel when he constantly found himself on the floor. This is because the the satin had (A) less friction or (B) more friction? Do not use A and B to answer the question but instead, choose between "satin sheets" and "flannel sheets".
Answer: satin sheets

*Question*
Question: A light bulb rolling in a hallway experiences little resistance, while one rolling on a black carpet experiences a lot of resistance. This means the _____ will allow the light bulb to roll a greater distance (A) hallway (B) black carpet Do not use A and B to answer the question but instead, choose between "hallway" and "black carpet".
**Answer**
hallway

*Question*
Question: Dave was rolling an amp and Taylor was rolling a small guitar case with wheels. They both started rolling at the same time, but 5 minutes later, Taylor was well ahead of Dave, because (A) the amp was slower than the guitar case (B) the guitar case was slower than the amp Do not use A and B to answer the question but instead, choose between "amp" and "guitar case".
**Answer**
amp