2. Light Speed of light How light travels Lights waves speed test the speed show light travels White light Other colors light gets to earth Prisms Rainbows N=n/v 700 million mph Stable clocks How long 3seconds
3. How light travels One way and In different colors straight line From moon to earth- about three seconds From sun to earth- eight minutes To show light travels- stable clocks
4. Light Waves Consists of different colors when passed through a prism it shows color White light - all colors of rainbow Rainbow - all colors
5. Speed of light Measured by N=n/v Test the speed with stable clocks Light is fastest thing known Goes at a rate of 700 million mph