Energy Transformation Q

Front

What is energy transformation?

Back

Energy transformation is the process of changing energy from one form to another, such as converting electrical energy into thermal energy.

Front

What is the Law of Conservation of Energy?

Back

The Law of Conservation of Energy states that energy cannot be created or destroyed, only transformed from one form to another.

Front

What type of energy transformation occurs in a crock pot when it is turned on?

Back

The energy transformation in a crock pot is from electrical energy to thermal energy.

Front

What energy transformation occurs in a microwave oven?

Back

In a microwave oven, the energy transformation is from electrical energy to light energy to thermal energy.

Front

What type of energy transformation occurs when a hawk eats a mouse?

Back

The energy transformation is from chemical energy (in the mouse) to mechanical energy (used by the hawk to fly).

Front

What is an example of a machine that converts electrical energy into kinetic energy and sound energy?

Back

An electric toothbrush is an example of a machine that converts electrical energy into kinetic energy and sound energy.

Front

What is thermal energy?

Back

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

Front

What is electrical energy?

Back

Electrical energy is the energy caused by the movement of electrons; it powers devices and appliances.

Front

What is mechanical energy?

Back

Mechanical energy is the sum of potential energy and kinetic energy in an object; it is the energy associated with the motion and position of an object.

Front

What is chemical energy?

Back

Chemical energy is the energy stored in the bonds of chemical compounds, like food and fuel.