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Chapter 18 Reading Quiz

Chapter 18 Reading Quiz. Dr. Harold Williams. Reading Quiz. When an object like a tree is illuminated by the sun, and you are looking toward the tree, light rays leave the object only from points at the top and base of the tree, but in every direction.

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Chapter 18 Reading Quiz

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  1. Chapter 18Reading Quiz Dr. Harold Williams

  2. Reading Quiz • When an object like a tree is illuminated by the sun, and you are looking toward the tree, light rays leave the object • only from points at the top and base of the tree, but in every direction. • from every point on the surface of the tree, but only toward your eyes. • only from points at the top and base of the tree, but only toward your eyes • from every point on the surface of the tree and in every direction. Slide 18-5

  3. Answer • When an object like a tree is illuminated by the sun, and you are looking toward the tree, light rays leave the object • only from points at the top and base of the tree, but in every direction. • from every point on the surface of the tree, but only toward your eyes. • only from points at the top and base of the tree, but only toward your eyes • from every point on the surface of the tree and in every direction. Slide 18-6

  4. Reading Quiz • A light ray can change direction when going from one material into another. This phenomenon is known as • reflection. • absorption. • refraction. • scattering. Slide 18-7

  5. Answer • A light ray can change direction when going from one material into another. This phenomenon is known as • reflection. • absorption. • refraction. • scattering. Slide 18-8

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