4. The
supplies the centripetal force
requirement for the car to move in a horizontal circle.
Without it, the car would turn its wheels but would not
move in a circle (as is the case on an icy surface).
A. Applied force
B. Centrifugal force
C. Friction force
D. Normal force
5. Which of the following examples BEST describes
energy in motion?
A. An orbiting fan
B. A broom stick placed on a divan
C. A student leaning on the chalkboard
D. A bulletin board attached on the wall
6. Which of the following is NOT true about Potential
Energy?
A. An object's position affects its potential energy
B. Potential energy is stored energy.
C. Potential energy only occurs when an object is in
motion.
D. Potential energy is influenced by the object's
elevation relative to the ground.
7. Why does an object experiencing uniform circular
motion have an acceleration?
A. Because it has changing speed
B. Because it has changing direction
C. Because it is moving in a straight line
D. Because it has mass
8. What energy is gained by a child at the top of a slide?
A. Gravitational Potential
B. Kinetic
C. Light
D. Sound
9. The following objects possess Kinetic Energy EXCEPT:
A. a bell at the top of a tower
B. a baby sitting on a highchair
C. a volleyball that has been spiked
D. a chandelier hanging from a ceiling​