Light Rays Flashcards
1
Q
How do light rays travel?
A
As waves (transverse waves) (like ripples)
2
Q
What does light travel through?
A
Matter that is transparent/translucent
3
Q
How are light rays detected?
A
By cameras/eyes
4
Q
What happens to light rays?
A
They are reflected + refracted (change direction)
5
Q
Describe the speed of light
A
It is extremely quick
6
Q
Describe the difference between speed of light and speed of sound
A
Speed of light is quicker than speed of sound
7
Q
What happens when light from an object is reflected by a surface?
A
It changes direction
8
Q
What surfaces reflect light well?
A
Smooth, shiny surfaces
9
Q
What surfaces don’t reflect light well?
A
Dull, dark surfaces
