Name:    9th Grade Physics- Energy Practice Test 2

Multiple Choice
Identify the choice that best completes the statement or answers the question.

1.

A sunburn is the result of which type of heat transfer?
 a. conduction c. convection b. radiation

2.

According to Newton’s Laws the two steel bearings in Newton’s Cradle will
 a. cause all three bearings to react to the left c. cause one bearing to react to the left b. cause an equal and opposite reaction of two bearings to the left d. bounce backwards to the right while the three bearings will remain still

3.

Which of the following is an example of the Law of Conservation of Energy?
 a. A swimsuit with no resistance to water c. Perpetual motion b. A skateboard with frictionless wheels d. A golf ball’s surface is hot after the impact of the golf club

4.

The handle of a pot on a stove is hot due to this type of transfer of heat.
 a. convection c. conduction b. radiation

5.

Heat transferred from the movement of a fluid
 a. radiation c. convection b. conduction

6.

The ocean currents are caused by difference in temperature.  This type of heat transfer is called
 a. conduction c. insulation b. radiation d. convection

7.

A boy rides a bike down the street, the boy lifts his feet off the pedals and rolls to a stop.  Energy is
 a. transferred into heat due to the friction of the surface and the ball c. created when the boy pushed on the pedals b. destroyed when the boy lifted his feet off the pedals d. destroyed by the gravitational pull of the Earth

8.

Which of the following has the least amount of kinetic energy?
 a. A golf ball sitting on the tee just before impact c. A skateboarder traveling at 35 kilometers per hour down a hill b. A soccer ball traveling over the heads of the defenders d. A tennis ball bouncing in the service line

9.

Energy cannot be created or destroyed
 a. Pascal’s Principle c. Archimedes Principle b. The Law of Conservation of Energy states d. Bernoulli’s Principle

10.

Identify the point at which the greatest amount of kinetic energy exists.
 a. A c. C b. B d. D