Colour and Light Flashcards
1
Q
What does the colour of most objects depend upon?
A
he interaction between visible light and the electrons of atoms and molecules that make up the object. (Bananas are not actually yellow!)
2
Q
What does the object absorb?
A
certain wavelengths of white light, and we see what is left over (or emitted).
3
Q
Whitelight (sunlight) is what?
A
a mixture of 7 colors (ROYGBIV),
4
Q
What does whitelight have?
A
different wavelengths ranging from shorter (violet) to longer (red).
5
Q
What can we only see?
A
the 7 colors when a prism or water droplet separates out the colors (Rainbows!)
