Choose between "snowy hill" and "muddy hill". Question: Roz is going skiing. She skis down a muddy hill and then down a snowy hill. Roz notices that she goes faster down the snowy hill. That is because the muddy hill had (A) more friction (B) less friction.
snowy hill

(Question)
Choose between "school yard" and "freeway". Question: Driving a bus in a school yard is very rough, but driving on a freeway isn't. This means that driving a bus on the _____ will make the bus' tires heat up more (A) school yard (B) freeway
(Answer)
school yard

Ques: Choose between "dirty porch" and "clean porch". Question: A leaf skidding onto a dirty porch gets a lot hotter then one skidding onto a clean porch. Which surface will allow the leaf to skid at a higher rate of speed? (A) dirty porch (B) clean porch
Ans: clean porch

(Q).
Choose between "calm sky" and "breezy sky". Question: A drone can fly faster in a calm sky then in a breezy sky. This means that more heat is generated when the drone flies in the (A) breezy sky (B) calm sky
(A).
calm sky

Ques:Choose between "oily hands" and "clean hands". Question: Maggie tried opening a lid after eating popcorn and found she couldn't do it because her hands were too slippery. The oil made her hands have (A) less resistance (B) more resistance.

Ans:oily hands

Ques: Choose between "gravel" and "sidewalk". Question: Kim is pushing her baby in the stroller. She walks around the block on the sidewalk, but when she gets back to her gravel driveway, it has more friction. Kim pushes the stroller at a lower speed when she is on the (A) sidewalk (B) gravel.
Ans:
sidewalk