Chapter 6 Energy

The ability to do work and cause change

• velocity
• energy
• transfer
• friction

Energy is measured in units called

• joules
• pounds
• meters
• horsepower

A spinning turbine has 

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

Which of the following items stores chemical energy?

• lightning
• a microwave
• a match
• light

The energy transformation that takes place when natural gas is used to heat water is

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

Which if the following is an example of 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...

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

The rate at which energy is transferred...

• joules
• power
• work
• time

Formula to 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...

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