Flashcardizz Savvas S3 T8 L1-3 Thermal Energy & Heat Transfer 24

Front

What is temperature?

Back

A measure of how hot or cold something is.

Front

How do hot objects begin to cool?

Back

Thermal energy in the object is transferred to the cooler surrounding air.

Front

When is energy transferred as heat between two objects?

Back

When they have differing temperatures.

Front

What is a vacuum in the context of insulation?

Back

The space between the walls of an insulating container.

Front

What is energy?

Back

The ability to cause change.

Front

What is thermal energy?

Back

The total kinetic energy of particles in a substance.

Front

What is heat transfer?

Back

The movement of thermal energy from one object to another.

Front

What are the three methods of heat transfer?

Back

Conduction, convection, and radiation.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is convection?

Back

The transfer of heat through the movement of fluids (liquids and gases).