Question: It's easier to push a toy car across a wooden table than across the grass. The tires of the toy car would get more warm when it is pushed over the (A) wooden table (B) grass. Do not use A and B to answer the question but instead, choose between "wooden table" and "grass".
grass

Question: Sara closed her computer and absentmindedly pushed a paper towel roll across the plastic computer lid. Then she pushed the paper towel roll across a couch cushion. She quickly realizes that the paper towel roll moves more easily on the plastic computer lid than it does on the couch cushion, which she concludes is because there is more friction on (A) the couch cushion (B) the plastic computer lid. Do not use A and B to answer the question but instead, choose between "plastic computer lid" and "couch cushion".
plastic computer lid

Q: Question: Jim can throw the frisbee a greater distance through a calm sky compared to through a windy sky. He then realized that the _____ has less resistance (A) windy sky (B) calm sky Do not use A and B to answer the question but instead, choose between "calm sky" and "windy sky".
A: windy sky

Question: Question: Martin rolled the orange across the sidewalk with lower resistance while rolling it across the grass had higher resistance. He saw upon rolling the orange that more distance was covered on (A) the sidewalk (B) the grass. Do not use A and B to answer the question but instead, choose between "sidewalk" and "grass".
Answer: sidewalk

*Question*
Question: Ben is playing with a remote control car. It goes up a ramp very easily. When it lands on the grass, he has trouble getting the car to maintain speed. This is because the surface of the _____ is rougher. (A) wood ramp (B) grass Do not use A and B to answer the question but instead, choose between "wood ramp" and "grass".
**Answer**
grass

Question: Little Timmy got a new bike for his birthday and quickly learned that he had to ride it at reduced speed over the beach near his house compared to when he rode it in a parking lot. This means that the _____ has less friction (A) beach (B) parking lot Do not use A and B to answer the question but instead, choose between "beach" and "parking lot".
parking lot