Thermal Energy Review

Front

What is a closed system?

Back

A system that does NOT allow air or matter to enter or leave.

Front

What happens when a faster marble collides with a slower marble?

Back

The faster marble slows down and the slow marble gets faster.

Front

What occurs when particles collide in terms of energy transfer?

Back

They transfer energy from high to low.

Front

What is the term for light bouncing off a surface?

Back

Reflection.

Front

What experiment demonstrated that spinning paddles in water can warm it up?

Back

Joule's Experiment.

Front

What is thermal energy?

Back

The total kinetic energy of particles in a substance.

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, such as light.

Front

What is the principle of energy conservation?

Back

Energy cannot be created or destroyed, only transformed from one form to another.