Reflection of Light Flashcards
1
Q
Define reflection
A
bouncing back of light
2
Q
Define incident ray
A
strikes the surface
3
Q
Define reflected ray
A
rebounds from the surface
4
Q
Define normal
A
line perpendicular
5
Q
Define angle of incidence
A
between incident ray
6
Q
Define angle of reflection
A
between reflected ray
7
Q
2 laws of reflection
A
angle of incidence = angle of reflection
incident ray normal reflected ray lies in one same plane
8
Q
what is specular reflection
A
smooth surface
parallel
9
Q
what is diffuse reflection
A
rough surface
scattered reflection
most common
10
Q
what is ray
A
travels straight line
11
Q
what is absorption
A
takes in light and converts to heat
12
Q
what is transmission
A
passes through
