Front

Energy can't be created or destroyed.

Back

True. This is known as the Law of Conservation of Energy.

Front

What is average?

Back

A number that summarizes a set of data by adding all the numbers in a list and then dividing by the quantity of numbers.

Front

What is a system?

Back

A set of interacting parts forming a complex whole.

Front

What is thermal energy?

Back

The total energy of all the particles of an object measured with temperature.

Front

What is temperature?

Back

A measure of the average speed of the molecules of a substance.

Front

What is kinetic energy?

Back

The energy that an object possesses due to its motion.

Front

What is potential energy?

Back

The energy held by an object because of its position relative to other objects.

Front

What is conduction?

Back

The transfer of thermal energy through direct contact between materials.

Front

What is convection?

Back

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

Front

What is radiation?

Back

The transfer of energy through electromagnetic waves.