before the number. 1. Which surface will produce the least amount of friction? A. fuzzy soccer field C. gravel running track B. grassy soccer field D. smooth glass tabletop f friction?

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Chapter1: Units, Trigonometry. And Vectors
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Question
Jumpstart
Le
Directions: Choose the letter of the correct answer. Write your answer
before the number.
1. Which surface will produce the least amount of friction?
A. fuzzy soccer field
C. gravel running track
B. grassy soccer field
D. smooth glass tabletop
2. Which of the following shows the presence of friction?
A. cars continuously roll down hills
B. things fall off on smooth surfaces
C. people stay in place as they move
D. cars stop when the driver steps on the brakes
fr
3. The boat sailing on the sea slows down. What kind of friction is acting
on it?
A. Fluid friction
B. Rolling friction
D. Static friction
C. sliding friction
4. Which of the following statements best describes friction?
A. It is a force that occurs between solids.
B. It is a force that occurs only on rough surfaces.
C. It is a force that occurs between solids and liquids.
D. It is a force that occurs when surfaces touch each other.
5. Why is it easy to slip when there is water on a smooth floor?
A. The water increases the friction between your feet and the floor.
B. The friction between your feet and the floor changes from kineti
to static friction.
C. The water is a lubricant and reduces the friction between your le
and the floor.
D. The friction between your feet and the floor changes rom shu
kinetic friction to rolling kinetic friction.
6. Which is the hest ou
Transcribed Image Text:Jumpstart Le Directions: Choose the letter of the correct answer. Write your answer before the number. 1. Which surface will produce the least amount of friction? A. fuzzy soccer field C. gravel running track B. grassy soccer field D. smooth glass tabletop 2. Which of the following shows the presence of friction? A. cars continuously roll down hills B. things fall off on smooth surfaces C. people stay in place as they move D. cars stop when the driver steps on the brakes fr 3. The boat sailing on the sea slows down. What kind of friction is acting on it? A. Fluid friction B. Rolling friction D. Static friction C. sliding friction 4. Which of the following statements best describes friction? A. It is a force that occurs between solids. B. It is a force that occurs only on rough surfaces. C. It is a force that occurs between solids and liquids. D. It is a force that occurs when surfaces touch each other. 5. Why is it easy to slip when there is water on a smooth floor? A. The water increases the friction between your feet and the floor. B. The friction between your feet and the floor changes from kineti to static friction. C. The water is a lubricant and reduces the friction between your le and the floor. D. The friction between your feet and the floor changes rom shu kinetic friction to rolling kinetic friction. 6. Which is the hest ou
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