Energy CIA 3 Review

Front

What does the Theory of the Conservation of Energy state?

Back

Energy can never be created nor destroyed. It can only change its form from one type to another.

Front

What energy transformations occur in a pencil sharpener plugged into a wall outlet?

Back

Electrical → Mechanical → Sound

Front

What type of energy is described as the energy of motion?

Back

Kinetic energy.

Front

What is an example of an insulator?

Back

A plastic coating on a wire.

Front

What is the transfer of thermal energy through space called?

Back

Radiation.

Front

What is potential energy?

Back

Energy stored in an object due to its position or state.

Front

What is kinetic energy?

Back

Energy that an object possesses due to its motion.

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 or gases).

Front

What is an example of energy transformation in a flashlight?

Back

Chemical energy (from batteries) → Electrical energy → Light energy.