8. We just saw how light can be reflected two different ways using one material, what happens when light has to travel through from one material to another? Will something change?
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11. Scavenger Hunt It is time to go on a scavenger hunt in this classroom. You have two minutes to find a very dense and not very dense object.
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14. I f a material is less dense, then the light will speed up, whereas if it is more dense the light will slow down.