Choose between "pond" and  "ice". Question: A pebble plunging through a pond experiences high friction, while one rolling across ice experiences low friction. This means the _____ is more rough (A) pond (B) ice
pond


Choose between "slate" and  "stones". Question: The llama trotted much faster on slate than stones because the stones had (A) more resistance (B) less resistance
slate


Q: Choose between "Thick cable" and  "Thin cable". Question: The thick cable was much bigger in diameter than the thin cable therefore it was much (A) weaker (B) stronger
A: Thin cable


Question: Choose between "oak tree limb" and  "palm tree". Question: The baby chimp swung super fast through the oak trees, until he reached a palm tree and had to slow down. The oak tree was (A) more smooth (B) less smooth
Answer: oak tree limb


*Question*
Choose between "Jill's grandmother's leg" and  "Jill's leg". Question: Jill and her grandmother were walking and both hit a slick patch of ice and fell hard. Jill was bruised a little but nothing broke, while Jill's grandma broke her leg. This is likely because (A) Jill's leg is less flexible (B) Jill's grandmother's leg is less flexible.
**Answer**
Jill's leg


*Question*
Choose between "rug" and  "tile". Question: Dean drops a grape on the floor tile floor and it rolls across the floor and across a rug. The grape slows down when it rolls on the rug. The rug has _____ than the tile floor. (A) more friction (B) less friction
**Answer**
rug