Light (Key Terms) 1

Objects that are capable of reflecting light to our eyes

• illuminated object

• light source

• luminous object

• absorb

Objects which emit light on their own

• reflect

• luminous object

• light source

• absorb

An object that releases visible light

• transmit

• reflect

• light source

• absorb

To take in the energy of light without allowing it to pass through.

• reflect

• transmit

• angle of incidence

• absorb

When a ray of light 'bounces off' an object, continuing in a different direction.

• reflect

• transmit

• angle of incidence

• angle of reflection

To allow light energy to pass through.

• angle of reflection

• image

• transmit

• angle of incidence

The angle between the incident ray of light and the normal

• angle of reflection

• image

• flat (plane) mirror

• angle of incidence

The angle between a reflected ray of light and the normal

• angle of reflection

• image

• flat (plane mirror)

• normal line

The 'picture' of an object you can see in a mirror or through a lens.

• law of reflection

• image

• flat (plane) mirror

• normal line

A mirror with a flat reflection surface

• law of reflection

• angle of refraction

• flat (plane) mirror

• normal line