Choose between "Diesel engine far" and "Diesel engine close". Question: The diesel engine was a very loud engine when it was close, but as it drove away it became (A) even louder (B) quieter
Diesel engine close

(Question)
Choose between "gravel driveway" and "dirty path". Question: A skateboard wheel gets hotter when rolling over a gravel driveway compared to rolling over a dirty path. Which surface is providing more friction? (A) gravel driveway (B) dirty path
(Answer)
gravel driveway

Ques: Choose between "glass" and "rubber". Question: The less flexible of the two is _____ leads to it being likely to shatter (A) glass (B) rubber
Ans: glass

(Q).
Choose between "new road" and "gravel". Question: Barry was driving his new car. As he drove on the new road, there were no problems, but it was a rough drive on the gravel side road. Which road way would have generated more heat as Barry drove? (A) new roadway (B) gravel.
(A).
gravel

Ques:Choose between "wooden pencil" and "rubber mat". Question: Gary is trying to bend different things. He tries to bend a rubber mat and a wooden pencil. Which breaks first? (A) rubber mat (B) wooden pencil

Ans:rubber mat

Question: Choose between "leaves" and "rocks". Question: Mike was cleaning his yard after the leaves fell in the fall. He dragged his rake back and forth to clean up leaves and rocks. When he cleaned up the rocks he noticed his rake got hotter then when he cleaned up the leaves. He then surmised that the _____ had more resistance (A) leaves (B) rocks
Answer:
rocks