Light, Refraction, Reflection, Colour Flashcards
1
Q
What are the two types of things (in terms of light)?
A
Luminous and Non Luminous
2
Q
What is a Luminous Object?
A
Something that gives out light (lamps, candles, sun torches)
3
Q
What is a non-luminous object?
A
Something that reflects light (everything else)
4
Q
How fast does light travel?
A
300,000,000 m/s (three hundred million)
5
Q
How does light reflect of off a plane surface?
A
Predictably, in straight lines
6
Q
How does light reflect of off a corrugated surface?
A
Unpredictably, with different angles and curves
7
Q
The incident ray / angle of incidence is the same as
A
The angle of reflection
8
Q
White light is the
A
Spectrum ROYGBIV
9
Q
What are the three primary colours in light?
A
Red, Blue, Green
10
Q
What are the three secondary colours in light?
A
Magenta, Cyan, Yellow
