colour Flashcards
1
Q
What happens when white light hits a prism or a raindrop?
A
It gets dispersed into a full rainbow call a spectrum
2
Q
What is the frequency of light?
A
Number of complete waves that pass a point per second
3
Q
When do light waves increase in the frequency in a spectrum?
A
From red (low frequency)
To violet (high frequency)
4
Q
What happens to the other colours after only a particular colour of light to go through the filter?
A
All other colours are absorbed by the filter so they don’t get through
5
Q
All white objects ……… all colours
All black objects ………. all colours
A
All white objects reflect all colours
All black objects absorb all colours
