Question: When Mike slides his cup across the carpet is heats up less then when he slides it across the rug. This means the _____ is more smooth (A) rug (B) carpet Do not use A and B to answer the question but instead, choose between "carpet" and "rug".
rug

Question: Jordan pulls a wagon across a pebbled floor to get to the gym. When she pulls the wagon across the gym floor, the wagon is easier to pull without as much effort. The gym floor offers (A) more resistance (B) less resistance. Do not use A and B to answer the question but instead, choose between "gym floor" and "pebbled road".
pebbled road

Question: Tim was playing with his new marble in the living room of his house. He realized that the marble rolled much smoother on the _____. The higher friction of the laminate flooring made the marble rolled slower. (A) glass table (B) laminate flooring of his living room Do not use A and B to answer the question but instead, choose between "glass table" and "laminate flooring".
glass table

Question: Teddy rolls a bowling ball over the wood floor, and then over the dirt outside. The ball goes farther over the wood floor. This is because the _____ is bumpier. (A) wood floor (B) dirt Do not use A and B to answer the question but instead, choose between "wood floor" and "dirt".
dirt