Know the following words: translucent material, opaque material, convex lens, iris, cornea, retina, plane mirror, electromagnetic waves, transparent material, concave lenses, convex mirror
- When lgiht waves change speed, ___ occurs
- what stops the transmission of sound waves but not light waves?
- vibrating objects produce sound waves by creating a series of?
- know the two tables on pages 142 - 143; be able to label
- explain why two mirrors show different images
- analyze what happens to the speed of a sound waves when someone on a boat shouts a message to you while you are swimming underwater
- compare/contrast rod and cone cells
- explain the way ears turn vibration into sound
- determine which object might appear brightest - one that absorbs light, one that reflects light, or one that transmits light - explain your reasoning
- state one example of how people use sound waves to "see" underwater
- analyze why objects in the same light can appear to be different colors
- contrast the images that would be created by the surface water of a calm , still pond and the surface water of a rough, wind-whipped lake. use the words regular reflection and diffused reflection in your answer
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