Conservation of Energy

Front

What must be true for work to be done?

Back

Force acts in the same dimension as the distance traveled.

Front

At which point on a roller coaster is the gravitational potential energy at its maximum?

Back

Point A.

Front

If Tarzan runs at 9 m/s and grabs a vine, how high does he swing upwards?

Back

4.1 m.

Front

What type of system is the law of conservation of energy defined for?

Back

A closed, isolated system.

Front

What is the energy of an object in motion called?

Back

Kinetic energy.

Front

Define potential energy.

Back

The energy stored in an object due to its position or configuration.

Front

What is the formula for kinetic energy?

Back

KE = 1/2 mv², where m is mass and v is velocity.

Front

What happens to energy in a closed system according to the conservation of energy principle?

Back

Energy cannot be created or destroyed, only transformed.

Front

What is gravitational potential energy dependent on?

Back

Mass, height, and gravitational acceleration.

Front

What is an example of potential energy?

Back

A rock held at the top of a hill.