8/24/2020 Force and Friction | Print - Quizizz
NAME :
CLASS :
Force and Friction
DATE :
20 Questions
1. How does friction a ect speed?
a) more friction decreases speed b) more friction increases speed
c) less friction decreases speed d) less friction doesn't a ect speed
2. Friction is a force that acts in an ___________ direction of
movement.
a) similar b) opposite
c) parallel d) west
3. Which would NOT be a way of reducing friction?
a) making the surfaces smoother b) using lubricants such as waxes, oils, or
grease
c) changing from sliding friction to rolling d) Using kitty litter on snow and ice to help
friction using ball bearings your car gain traction
4. What does friction produce?
a) light b) sound
c) heat d) gravity
5. What is the unit called that measures force?
a) weight b) meter
c) Newton d) kilogram
Help
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6. What is force?
a) A force is a push or a pull upon an object b) something used in Star Wars
resulting from the object's interaction with
another object.
c) It is the amount of space between two d) It is Superman's power
points.
7. The piece of equipment to measure force is called...
a) Spring Scale b) Triple Beam balance
c) Force Scale d) Pull Spring
8. What is a net force?
a) The total amount of force applied to an b) The amount of friction on an object.
object.
c) The amount of force a net could put on an d) The amount force applied to a net.
object.
9. What is kinetic energy?
a) The force needed to slow an object down. b) The energy of motion
c) Built up energy before it is released. d) The amount of energy between two
surfaces.
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10. What surface would have the most friction?
a) Glass b) Marble
c) Pool table d) Sandpaper
11. Matt had a toy truck weighing 15 grams and a toy car
weighing 6 grams. Using the same amount of force on each
toy, he pushed them both across his desk. The car reached
the other side of the desk in 1.5 seconds, but it took the
truck 3.5 seconds to reach the the other side of the
desk. Why did the car travel the same distance in a shorter
amount of time?
a) The car had less mass and traveled at a b) The car had more mass and traveled at a
faster speed than the truck. faster speed than the truck.
c) The truck had more mass and traveled at a
faster speed than the car.
12. A person is pushing a lawnmower. Which best describes
what is occurring?
a) Mass is being applied to the lawnmower. b) Force is being applied to the lawnmower.
c) There is no friction acting on the d) There is no gravity acting on the
lawnmower. lawnmower.
13. __________ is the sum of all forces acting on an object. It is
capable of accelerating a mass.
a) velocity b) gravity
c) net force d) distance
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14. Why is it harder for the boy in Image B to get down the hill?
a) Motion b) Friction
c) Work d) Displacement
15. If these teams are pulling with the same amount of force
what will happen?
a) The boy in blue will win. b) They will not move at all.
c) The boy in red will win. d) Both will fall down.
16. Balanced or unbalanced?
a) balanced b) unbalanced
17. Forces that have a net force of zero
a) Balanced force b) Unbalanced force
18. Balanced or Unbalanced?
a) Balanced b) Unbalanced
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19. What force ultimately slows the roller coaster to a stop?
a) Applied b) Normal
c) Friction d) Magnetic
20. What is the force on this spring scale?
a) 0 N b) 5 N
c) 3 N d) 4 N
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Answer Key
1. a 6. a 11. a 16. b
2. b 7. a 12. b 17. a
3. d 8. a 13. c 18. b
4. c 9. b 14. b 19. c
5. c 10. d 15. b 20. c
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