General Science & Ability

Ultraviolet radiation

Infrared radiation

The change in direction of light as it passes from one medium into another because its speed changes

The return of light from a surface into the medium from which it came

Mass multiplied by velocity

Friction

The rate at which work is done or energy is transferred

Watt (W)

Energy transferred when a force causes displacement

Mass per unit volume

Ampere (A)

Kilogram (kg)