energy conversion

Front

What is energy conversion?

Back

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

Front

What type of energy does a refrigerator primarily use?

Back

Electrical energy.

Front

What is the efficiency rate of a light bulb?

Back

The efficiency rate of a light bulb indicates how much electrical energy is converted into light energy, with a typical rate being around 75%.

Front

Which type of energy is NOT used by a television?

Back

Kinetic energy.

Front

What is the energy conversion process in a microwave oven?

Back

From electrical energy to thermal energy.

Front

Define thermal energy.

Back

Thermal energy is the energy that comes from the temperature of matter, which is the total kinetic energy of particles in a substance.

Front

What is electrical energy?

Back

Electrical energy is the energy caused by the movement of electrons through a conductor.

Front

What is mechanical energy?

Back

Mechanical energy is the sum of potential energy and kinetic energy in an object.

Front

What is chemical energy?

Back

Chemical energy is the energy stored in the bonds of chemical compounds, like atoms and molecules.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion, depending on its mass and velocity.