Reflection of Waves Flashcards
1
Q
what are the 3 possibilities when a wave hits the boundary between two objects
A
it will either be
transmitted
absorbed
reflected
2
Q
what happens when a wave is transmitted
A
it just passes through with no change
3
Q
what happens when a wave is absorbed
A
its energy is taken in by the object
4
Q
what happens when a wave is reflected
A
it doesn’t get through the object and is sent back the same
5
Q
how do we show these processes
A
ray diagrams
6
Q
what is the important rule with angles in ray diagrams
A
the angle from normal to incident ray is always the same as the reflected ray from normal
7
Q
A
