1) Light travels in a straight line away from the light source. a) Fact b) Bluff 2) When light is refracted, it bounces back from a surface. a) Fact b) Bluff 3) When light is reflected, it passes from one type of transparent material to another, and changes direction. a) Fact b) Bluff 4) When a straw is viewed in water, light passes from the water to the air, causing the path of the light to bend. a) Fact b) Bluff 5) Light can travel transparent materials and even through empty space. a) Fact b) Bluff

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