Using thermal energy

Front

What is a device that uses a bimetallic coil to control temperature?

Back

Thermostat

Front

What is the function of a thermostat?

Back

A device that regulates the temperature of a system.

Front

What is the law that states energy cannot be created or destroyed?

Back

The Law of Conservation of Energy.

Front

What device is used to keep milk cold by pumping thermal energy from a cooler location to a warmer location?

Back

Refrigerator.

Front

What is an example of a device that converts electric energy into thermal energy?

Back

Heating appliance (e.g., coffee maker).

Front

What is thermal energy?

Back

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

Front

What is the principle behind how a refrigerator works?

Back

It removes heat from the interior and expels it to the outside, using electric energy.

Front

What is the role of electric energy in heating appliances?

Back

It is converted into thermal energy to heat substances.

Front

What is the difference between thermal energy and temperature?

Back

Thermal energy is the total energy of all the particles in a substance, while temperature is a measure of the average kinetic energy of those particles.

Front

What is an example of a heating appliance?

Back

Coffee maker, toaster, or electric heater.