(Q).
Choose between "waxed vinyl floor" and  "vinyl floor, wax worn off". Question: A girl noticed she could slide further while wearing her socks on the vinyl kitchen floor the morning after her mother waxed it then she could at the end of the week, when it had warn off. This is because the waxed kitchen floor had _____ then when the wax was worn off. (A) less friction (B) more friction
(A).
waxed vinyl floor


(Q).
Choose between "Adam" and  "Ben". Question: Ben and Adam are following along with a workout video in their home. Ben keeps going while Adam decides to take a lunch break. Because of this, it's more likely that (A) Adam is sweating more than Ben (B) Adam is sweating less than Ben
(A).
Ben


(Q).
Choose between "dirt" and  "gravel". Question: A mouse creates less friction running over dirt then running over gravel. The mouse also creates more heat running over (A) gravel (B) dirt
(A).
dirt