Posted by: fp14193 | February 2, 2017

Light Quiz

Science Review…Light Quiz
The quiz will be on Wednesday,  February 8. Below is a review. We have covered most of the material. Colour will be covered this week.

Light Review

Key Terms Definition
Natural light
Artificial light
Light source
energy
Radiant energy
reflection
shadow
umbra
penumbra
transparent
refraction
Convex lens
Concave lens
spectrum
prism
absorb
Translucent
Opaque
-examples of natural vs. artificial sources of light

-how does light travel?

-which objects reflect light better?

-how does light reflect off of a mirror?

-what happens to a shadow as you move the light source? Object? Screen?

-what happens to light when it passes through water? Glass?

-what are the colours of the spectrum?

-what are colour filters?

-why does our eye see an object that is red?

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