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Unit 2

Unit 2. Chapter 6–Light. Chapter 6 ‒ Light. pp. 114-115. What is a straight line of light called? What is a luminous object?. Do you know?. ray. a straight line of light. Chapter 6 ‒ Light. p. 114. luminous. can make light on its own. Chapter 6 ‒ Light. p. 114. nonluminous.

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Unit 2

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  1. Unit 2 Chapter 6–Light

  2. Chapter 6 ‒ Light pp. 114-115 What is a straight line of light called? What is a luminous object? Do you know?

  3. ray a straight line of light Chapter 6 ‒ Light p. 114

  4. luminous can make light on its own Chapter 6 ‒ Light p. 114

  5. nonluminous cannot make its own light Chapter 6 ‒ Light p. 115

  6. Chapter 6 ‒ Light pp. 116-117 What is a translucent substance? How are opaque objects different from transparent objects? Do you know?

  7. transparent allows light rays to pass through it Chapter 6 ‒ Light p. 116

  8. translucent allows some, but not all, light rays to pass through it Chapter 6 ‒ Light p. 116

  9. opaque does not allow any light rays to pass through it Chapter 6 ‒ Light p. 117

  10. Chapter 6 ‒ Light p. 117 1. What is a ray? a straight line of light

  11. Chapter 6 ‒ Light p. 117 2. What is a luminous object? an object that can make light on its own

  12. Chapter 6 ‒ Light p. 117 3. What kind of substance does not allow any light rays to pass through it? an opaque substance

  13. Chapter 6 ‒ Light pp. 118-119 What causes a shadow? How long is your shadow at noon? Do you know?

  14. shadow a dark shape caused when an object blocks light Chapter 6 ‒ Light p. 118

  15. Chapter 6 ‒ Light p. 119 1. What is a shadow? a dark shape caused when an object blocks light

  16. Chapter 6 ‒ Light p. 119 2. If a shadow is on the right side of an object, where is the light source? on the left side

  17. Chapter 6 ‒ Light p. 119 3. Is your shadow longer at noon or at 6:00 p.m.? at 6:00 p.m.

  18. Chapter 6 ‒ Light pp. 122-123 What are all the colors that make up light called? Why does a red hat look red? Do you know?

  19. visible spectrum all the colors that make up light Chapter 6 ‒ Light p. 122

  20. reflection the bouncing of light off an object Chapter 6 ‒ Light p. 122

  21. Chapter 6 ‒ Light pp. 124-125 What is refraction? What tools refract light? Do you know?

  22. refraction the bending of light as it passes from one substance to another Chapter 6 ‒ Light p. 124

  23. lens a transparent material used to bend light Chapter 6 ‒ Light p. 125

  24. Chapter 6 ‒ Light p. 125 1. What is the visible spectrum? all the colors that make up light

  25. Chapter 6 ‒ Light p. 125 2. What colors does a blue shirt absorb? all the colors except blue

  26. Chapter 6 ‒ Light p. 125 3. What is refraction? the bending of light as it passes from one substance to another

  27. Chapter 6 ‒ Light pp. 126-127 What is the pupil? What path does light take through the eye? Do you know?

  28. Chapter 6 ‒ Light pp. 128-129 What is nearsighted vision? Does a convex lens bend light inward or outward? Do you know?

  29. Chapter 6 ‒ Light p. 129 1. What part of the eye focuses light? the lens

  30. Chapter 6 ‒ Light p. 129 2. What determines whether a person has normal vision or not? where the lens focuses light

  31. Chapter 6 ‒ Light p. 129 3. What kind of lens bends light inward? a convex lens

  32. Chapter 4 ‒ Forces and Machines p. 132 • We need light to see. • Light rays travel in straight lines. • Light and heat are related to each other. • The location of a light source can be determined by an object’s shadow.

  33. Chapter 4 ‒ Forces and Machines p. 132 • The colors we see are the result of light that reflects off objects. • Some lenses are used to correct where the eye focuses an image. • God designed the parts of the eye to focus images by receiving and bending light.

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