Year 10 Light

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1.
1 point
About how long does it take for light to travel from the sun
2.
1 point
__________________ are optical devises used for bird watching that contains lenses and prisms
3.
1 point
What travels faster than light?
4.
1 point
Which travels faster, sound or light?
5.
1 point
What three things can light rays travel through
6.
1 point
What is it called when light rays are bent when passing from one substance to the next?
7.
1 point
What type of particles make up light?
8.
1 point
Optical ______________ describes how much a substance bends light
9.
1 point
What colour is an object that absorbs light of all wavelengths
10.
1 point
What is a material through which light can pass but will be scattered in different directions
11.
1 point
The law of reflection involves two light rays. What are they?
12.
1 point
A lens does which of the following
13.
1 point
Which tool can be used to separate white light into different colours
14.
1 point
Which can travel through a vacuum (space with no substance)?
15.
1 point
______________ depth is how deep a pool appears to be
16.
1 point
When looking through a convex lens will an object appear larger or smaller?