What is refraction?, Light bouncing off a surface, Light bending when it moves from one material to another, Light disappearing, Light getting brighter, When does refraction happen?, When light travels in a straight line, When light moves from air to water, When it is night, When light hits a mirror, What happens to light when it enters water?, It stops, It speeds up, It bends, It disappears, Why does a straw look bent in water?, The straw is broken, Water bends the straw, The straw changes shape, Light bends in water, Which object in the video shows refraction?, A. A mirror, B. A book, C. A straw or coin in water, D. A shadow, Does the object in water look the same as in air?, A. Yes, exactly the same, B. No, it looks different, C. Only at night, D. Only if the water is dirty, What causes refraction to happen?, A. Light changing direction, B. Objects moving, C. Water shaking, D. Shadows forming, Which material slows light down more?, A. Air, B. Water, C. Sound, D. Heat, What word describes how the object looks in water?, A. Straight, B. Clear, C. Bent, D. Broken, Refraction happens because light travels at different ______ in different materials., A. Colors, B. Shapes, C. Speeds, D. Sizes

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