Friction
3rd grade (Year 4 in England) · 16 questions · Common Core: NGSS.3-PS2-1 · England: KS2 Y3 Forces and magnets, KS2 Y5 Forces
Name
Date
Score/ 16
Question 1
What is friction?
- A. a force that only acts in water
- B. a kind of magnet
- C. a force that pulls things down
- D. a force that acts against motion when surfaces rub together
Question 2
Friction: which statement is NOT true?
- A. Friction speeds things up.
- B. Rough surfaces usually give more friction than smooth ones.
- C. Friction acts in the opposite direction to movement.
- D. Bicycle brakes use friction to slow the wheels.
Question 3
A toy car was rolled down the same ramp onto different surfaces. The chart shows how far it went (cm). Which surface had the MOST friction?
- A. sandpaper
- B. carpet
- C. grass
- D. ice
Question 4
Why do people oil a squeaky bicycle chain?
- A. to make it heavier
- B. to increase friction
- C. to make it magnetic
- D. to reduce friction
Question 5
Friction: which statement is NOT true?
- A. Friction can make surfaces warm up.
- B. Friction acts in the opposite direction to movement.
- C. Friction speeds things up.
- D. Rough surfaces usually give more friction than smooth ones.
Question 6
A toy car was rolled down the same ramp onto different surfaces. The chart shows how far it went (cm). Which surface had the MOST friction?
- A. carpet
- B. wood floor
- C. grass
- D. sandpaper
Question 7
What is friction?
- A. a force that only acts in water
- B. a kind of magnet
- C. a force that acts against motion when surfaces rub together
- D. a force that pulls things down
Question 8
Friction: which statement is NOT true?
- A. Ice has more friction than sandpaper.
- B. Bicycle brakes use friction to slow the wheels.
- C. Friction acts in the opposite direction to movement.
- D. Rough surfaces usually give more friction than smooth ones.
Question 9
A toy car was rolled down the same ramp onto different surfaces. The chart shows how far it went (cm). Which surface had the MOST friction?
- A. wood floor
- B. grass
- C. ice
- D. sandpaper
Question 10
Why do people oil a squeaky bicycle chain?
- A. to make it magnetic
- B. to reduce friction
- C. to make it heavier
- D. to increase friction
Question 11
Friction: which statement is NOT true?
- A. Bicycle brakes use friction to slow the wheels.
- B. Rough surfaces usually give more friction than smooth ones.
- C. Friction acts in the opposite direction to movement.
- D. Friction speeds things up.
Question 12
A toy car was rolled down the same ramp onto different surfaces. The chart shows how far it went (cm). Which surface had the MOST friction?
- A. ice
- B. sandpaper
- C. carpet
- D. grass
Question 13
Why do football boots have studs?
- A. to reduce friction
- B. to make them lighter
- C. to increase friction so players don't slip
- D. to make a noise
Question 14
Friction: which statement is NOT true?
- A. Rough surfaces usually give more friction than smooth ones.
- B. Friction is always unhelpful.
- C. Friction can make surfaces warm up.
- D. Friction acts in the opposite direction to movement.
Question 15
A toy car was rolled down the same ramp onto different surfaces. The chart shows how far it went (cm). Which surface had the LEAST friction?
- A. wood floor
- B. sandpaper
- C. carpet
- D. ice
Question 16
On which surface would you slide furthest in your socks?
- A. a thick carpet
- B. a gravel path
- C. a polished wooden floor
- D. a grassy field
All done? Color in the animal! · Free from eurekami.com/math