(Question)
Choose between "green road" and "red road". Question: Mike's wheel encountered low resistance on the green road, but high resistance on the red road during his commute to work. After he got out of the car he noticed that his wheel seemed hotter after travelling over the (A) green road (B) red road
(Answer)
red road

(Question)
Choose between "grass" and "sand". Question: Josh is mowing his parents' yard. He cruises around the yard at a good clip of speed. There is an area that has a bit of sand that slows him down. This is because it is rougher on the (A) grass (B) sand.
(Answer)
sand

(Question)
Choose between "bathroom counter" and "kitchen counter". Question: A bathroom counter isn't as rough as a kitchen counter. Which surface will cause a tape ball to get hotter when rolled across it? (A) bathroom counter (B) kitchen counter
(Answer)
kitchen counter