Lights Flashcards
1
Q
What is reflection?
A
Reflection is when light bounces off a surface, changing the direction of a ray of light.
2
Q
What is the angle of incidence always equal to?
A
The angle of reflection.
3
Q
What is the angle of reflection?
A
The angle of reflection is the angle between the normal line and the reflected ray of light.
4
Q
What is a concave mirror?
A
A concave mirror is a converging mirror.
5
Q
What is a convex mirror?
A
A convex mirror is a diverging mirror.
6
Q
What are concave mirrors used for?
A
Concave mirrors are used to collect light, energy, sound, heat, radiation, radar and TV signals.
7
Q
What are convex mirrors used for?
A
Convex mirrors are used for when you want wide field of view - car driving mirrors or shop security.
