CH 6 Energy Review

The ability to do work or cause change is called

• velcoity

• transfer

• energy

• friction

Energy is measured in units called

• pounds

• meters

• newtons

• joules

What type of energy does a spinning turbine have?

• electrical energy

• thermal energy

• nuclear energy

• mechanical energy

An example of something that stores chemical energy is

• lightning

• a match

• a microwave

• 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

• kinetic energy

• elastic potential energy

• gravitational potential energy

• mechanical energy

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

• electromagnetic energy.

• mechanical energy.

• nuclear energy.

• chemical energy