# Physics: Friction

## Test Quiz

Questions on this quiz are based on information from
Physics: Friction.

1. Friction is a force that acts in the ______ direction of the intended motion of an object.
a. Same
b. Parallel
c. Opposite
d. Northern
e. None of the Above

2. Friction changes the energy of an object from kinetic energy to _____ energy.
a. Electric
b. Stored
c. Solar
d. Heat
e. Wind

3. In what way can friction be reduced?
a. Using grease
b. Using a wheel
c. Using oil
d. Using a ball
e. All of the above

4. True or False: Different types of surfaces create different amounts of friction.
a. TRUE
b. FALSE
c.
d.
e.

5. The measurement of the amount of friction a surface will generate is called the '______ of friction'.
a. Calibration
b. Coefficient
c. Smoothness
d. Description
e. Fact

6. A bowling ball on a bowling lane is an example of what type of friction?
a. Dry friction
b. Rolling friction
c. Fluid friction
d. Static Friction
e. None of the Above

7. A child sliding down the slide at a park is an example of what type of friction?
a. Dry friction
b. Rolling friction
c. Fluid friction
d. Static Friction
e. None of the Above

8. A block sitting still on the side of a ramp is an example of what type of friction?
a. Dry friction
b. Rolling friction
c. Fluid friction
d. Static Friction
e. None of the Above

9. Air resistance on a flying airplane is an example of what type of friction?
a. Dry friction
b. Rolling friction
c. Fluid friction
d. Static Friction
e. None of the Above

10. In what way does friction help us in our everyday life?
a. Brakes on a car
b. Standing up
c. Climbing a hill
d. Skiing down a slope
e. All of the above

About this quiz: All the questions on this quiz are based on information that can be found on the Physics: Friction page at www.ducksters.com/science/friction.php.