Chapter 5 Energy 8

The ability to do work or cause change is called

• velocity.

• energy.

• transfer.

• friction.

Energy is measured in units called

• joules.

• pounds.

• meters.

• horsepower.

What type of energy does a spinning turbine have?

• electromagnetic energy

• thermal energy

• nuclear 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

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

Potential energy that depends on height is called __________________ energy.

• gravitational potential

• elastic potential

• kinetic

• mechanical

The rate at which energy is transferred is called

• joules.

• power.

• work.

• time.

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 _________________________ energy.

• chemical

• mechanical

• particle

• nuclear