Here's a short story: Toby went ice skating during the winter and noticed that he hardly had to put any effort into moving forward when he switched from the sidewalk to the ice on the pond. Which surface was smoother? (A) Sidewalk (B) Ice pond.  What is the most sensical answer between "ice pond" and  "sidewalk"?
sidewalk

Here's a short story: A donkey can run quickly on a farm and slowly in the wilderness. This means the _____ offers more resistance (A) farm (B) wilderness.  What is the most sensical answer between "farm" and  "wilderness"?
wilderness

Here's a short story: Tony was driving along the roadway. When he turned down the gravel road near his house, he noticed that the drive was rougher and he couldn't go as fast. That's because because the gravel has (A) less friction. (B) more friction.  What is the most sensical answer between "gravel" and  "roadway"?
roadway

Here's a short story: While playing with his dog, Talia notices that her dog's bone can travel with more speed when she passes it along the hardwood floor than when she passes it along the carpet. If she slides the bone across across both surfaces with the same level of strength, which surface will allow it to travel further? (A) hardwood floor (B) carpet.  What is the most sensical answer between "hardwood floor" and  "carpet"?
hardwood floor