Energy Test Review

Which ball in the picture below has the greatest potential energy?

• 5 J

• 10 J

• 20 J

• 98 J

Tags

NGSS.MS-PS3-2

What energy change do the appliances to the right all have in common?

• They convert electrical energy to thermal energy.

• They convert electrical energy to mechanical energy.

• They convert mechanical energy to electrical energy.

• They convert heat energy to electrical energy.

Tags

NGSS.MS-PS3-3

What is the potential energy of a 55 kg box that is sitting 8.0 m above the ground?

• 4,312 J

• 1,760 J

• 550 J

• 400 J

The picture to the right shows a person swinging a baseball bat, starting at point A. The kinetic energy of the bat would be the greatest at

• Point A

• Point B

• Point C

• Point D

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which of the following types of energy does not directly result when a rocket is set off using chemical energy?

• potential energy

• sound energy

• radiant energy

• thermal energy

Which requires more work?

• pushing a box with a force of 115 N a distance of 15 m

• lifting a 20 kg mass a distance of 10 m

Tags

NGSS.MS-PS3-5

Match the vocabulary terms with the correct statement. (1 pt each) Transfer of energy that occurs when a force makes an object move.

• Electromagnetic energy

• Electromagnetic energy

• Thermal energy

• Kinetic energy

• Gravitational potential energy

• Mechanical energy

• Kinetic energy

• Thermal energy

• Mechanical energy

• Gravitational potential energy

Tags

NGSS.MS-PS3-5

NGSS.MS-PS2-2

Amount of heat needed to raise the temperature of 1 kg of a material by 1 °C.

• Work

• Conductor

• Insulator

• Insulator

• Conductor

• Work

Tags

NGSS.MS-PS3-4

Energy stored by objects that are above the Earth’s surface.

• Potential energy

• Insulator

• Potential energy

• Work

• Potential energy

• Conductor

Tags

NGSS.MS-PS3-2

Work is being done when a weightlifter holds a 200 lb weight in his hands because:

• No, because there is no movement of the weight.

• Yes, because the weight is heavy.

• Yes, because the weightlifter is using energy.

• No, because the weight is not being lifted.