Chapter 7 Test

The ability to do work or cause change is called

• velocity.
• energy.
• transfer.
• friction.

Tags

NGSS.MS-PS3-5

Energy is measured in units called

• joules.
• pounds.
• meters.
• horsepower.

What type of energy does a spinning turbine have?

• electrical energy
• nuclear energy
• thermal energy
• mechanical energy

An example of something that stores chemical energy is

• lightning.
• a microwave.
• a match.
• light.

What type of energy transformation is taking place when natural gas is used to heat water?

• chemical energy into thermal energy
• thermal energy into mechanical energy
• mechanical energy into electromagnetic energy
• electromagnetic energy into chemical energy

Tags

NGSS.MS-PS3-5

Which of the following has kinetic energy?

• a rock poised for a fall
• an archer's bow that is drawn back
• a rolling bowling ball
• a car waiting at a red light

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Potential energy that depends on height is called

• kinetic energy.
• gravitational potential energy.
• elastic potential energy.
• mechanical energy.

Tags

NGSS.MS-PS3-2

How would you calculate an object's mechanical energy?

• Add its kinetic and potential energies.
• Multiply its kinetic and potential energies.
• Subtract its kinetic energy from its potential energy.
• Subtract its potential energy from its kinetic energy.

Energy stored in the nucleus of an atom is called

• electromagnetic energy.
• nuclear energy.
• mechanical energy.
• chemical energy.

Tags

NGSS.HS-PS1-8

A large truck and a small care are moving at the same speed. The truck has greater kinetic energy because its ___________________ is greater.

Tags

NGSS.MS-PS3-1