Properties of Light
When light bounces off of something
Reflection
Light moves in _________________
Straight lines
All the light we can see is called...
Visible light/the visible spectrum
When light is taken in by an object
Absorption
Light is made up of _________________ and ________________
Photons and waves
How fast does light travel?
299,792,458 meters per second
300,000 kilometers per second
Can circle the earth about 7.5 times in a single second
(Closest wins)
When light bends as it passes through a medium
Refraction
Light comes from a _______________
Source
Name one other type of light
Ultraviolet
Infrared
X-ray
Radiowaves
Microwaves
Gamma rays
Light passing through matter
Transparency
Light is ____________________
Energy
How long does it take for light to travel from the sun to Earth?
About 8 minutes and 20 seconds (closest wins)
Light not passing clearly through matter
Translucence/Scattering (x2)
What is white light?
All the colors of the rainbow mixed together
If you leave Earth traveling faster than the speed of light, but your friend stays on Earth, how will you each be different when you return? (Points x4)
Your friend will be older and you will be younger because time moves more slowly when you travel faster than light