Ques: Question: Tim and Marty are on a basketball court getting some exercise. Marty walks around the perimeter of the court while Tim does sprints back and forth from end of the court to the other. At the end of their session, who will have to wipe less perspiration off their face? (A) Tim (B) Marty.  Do not use A and B to answer the question but instead, choose between "Marty" and  "Tim".
Ans: Tim

Ques: Question: Becky rolls a marble on a glass floor, and the marble goes very fast. When she tries rolling the marble on a carpeted rug, the marble barely moves. The marble had better friction on the (A) glass floor (B) carpeted rug.  Do not use A and B to answer the question but instead, choose between "glass floor" and  "carpeted rug".
Ans: carpeted rug

Ques: Question: Jax drops a roll of toilet paper on the floor. The toilet paper rolls onto the carpet and slowly comes to a stop. When he later drops the same roll of toilet paper on a wood floor, the roll of toilet paper keeps rolling out of the room. The roll of toilet paper went a greater distance on the wood floor because it had (A) more friction (B) less friction.  Do not use A and B to answer the question but instead, choose between "wood floor" and  "carpet".
Ans: carpet

Ques: Question: Harold spent a day rolling his bike tire across a dirt yard and a field. He discovered that the field was fougher then the dirt yard. Rolling a bike tire across a _____ generates less resistance (A) field (B) dirt yard  Do not use A and B to answer the question but instead, choose between "field" and  "dirt yard".
Ans:
dirt yard