Energy Test

Front

The ____ energy of an object increases with its height.

Back

gravitational potential

Front

An object that has kinetic energy must be ______.

Back

in motion.

Front

The law of ____ states that energy in a system can change forms but can never be created or destroyed.

Back

conservation of energy

Front

The kinetic energy of an object increases as its _________ increases

Back

speed

Front

How much force is required to lift a rock a vertical distance of 8 m if 80 J of work were done? F=W/d

Back

10

Front

When a ball is dropped it bounces until it eventually stops. Why does this happen?

Back

Some of the ball’s energy is converted to other forms, such as thermal and sound.

Front

The diagram shows four locations in a temperature field. The temperature of each location is given in degrees Celsius. Heat energy will normally flow from: C to B

Back

C to B

Front

Energy stored in food would be considered

Back

chemical potential

Front

Conduction is the transfer of heat energy by______

Back

direct particle contact

Front

An example of an energy conversion from kinetic to thermal energy would be: friction, television

Back

friction