Q: Here's a short story: Becky rolls a marble on a glass floor, and the marble goes very fast. When she tries rolling the marble on a carpeted rug, the marble barely moves. The marble had better friction on the (A) glass floor (B) carpeted rug.. What is the most sensical answer between "glass floor" and "carpeted rug"?
A: carpeted rug

Q: Here's a short story: A tractor creates low friction when driving through a corn field and high friction when driving through a beet field. The tractor gets much hotter driving through the (A) corn field (B) beet field. What is the most sensical answer between "corn field" and "beet field"?
A: beet field

Q: Here's a short story: Mike's dryer made his lint ball heat up more when it rolled around on top of it then when the lint ball rolled around on his ironing board. This means the lint ball rolled faster on the (A) dryer (B) ironing board. What is the most sensical answer between "dryer" and "ironing board"?
A: ironing board

Q: Here's a short story: The fish flopped quickly across the boat floor, but slowed down when it reached the shore because it had (A) more friction (B) less friction. What is the most sensical answer between "boat floor" and "shore"?
A: boat floor