Front

What is mechanical energy?

Back

The sum of kinetic and potential energy.

Front

What energy transformation occurs when a lamp is plugged into a wall socket and turned on?

Back

Electrical energy is transformed into radiant and thermal energy.

Front

Why does the potential energy of a ball rolling down a ramp decrease?

Back

It is converted to kinetic energy.

Front

What type of energy does a solar-powered car convert?

Back

It converts light energy into mechanical energy.

Front

What energy transformation occurs when you rub your hands together?

Back

Kinetic energy is transformed into thermal energy.

Front

Define kinetic energy.

Back

The energy an object possesses due to its motion.

Front

Define potential energy.

Back

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

Front

What is the principle of conservation of energy?

Back

Energy cannot be created or destroyed, only transformed from one form to another.

Front

What is radiant energy?

Back

Energy that travels in waves and can be seen as light.

Front

What is thermal energy?

Back

The energy that comes from the temperature of matter; it is the total kinetic energy of particles in an object.