PhysSci6: Light Reading Questions

1. Light is a form of -

A) water
B) energy
C) sound
D) inertia

2. Which of the following is true?

A) Light is only produced by fire.
B) The moon produces natural light.
C) There are many things that produce light.
D) The sun is the only thing that can produce light.

3. All of the following are sources of light EXCEPT -

A) the moon
B) fire
C) the sun
D) a light bulb

4. Light is produced when a form of energy is changed into -

A) magnetic energy
B) light energy
C) chemical energy
D) nuclear energy

5. How long does it take light to travel from the sun to the Earth?

A) 8 days
B) 8 years
C) 8 minutes
D) 8 seconds

6. Light can be reflected or -

A) warped
B) refracted
C) turned
D) destroyed

7. Light that bounces back has been -

A) absorbed
B) transferred
C) reflected
D) refracted

8. Light that bends has been

A) refracted
B) transferred
C) reflected
D) absorbed

9. Which of the following items would most likely reflect light?

A) fire
B) tree
C) mirror
D) lens

10. All of the following items refract light EXCEPT -

A) eyeglasses
B) cameras
C) telescopes
D) magnets

11. The word "light" in paragraph 1 means -

A) the bouncing back of light waves off of a surface
B) a form of energy that can travel in waves and can move through empty space
C) the bending of light waves as they travel from one surface to another
D) a lens that is thicker in the center and thinner at the edges and bends light outward

12. What does the word "reflection" mean in paragraph 4?

A) a form of energy that can travel in waves and can move through empty space
B) the bending of light waves as they travel from one surface to another
C) a lens that is thicker in the center and thinner at the edges and bends light outward
D) the bouncing back of light waves off of a surface

13. What does the word "refraction" mean in paragraph 4?

A) the bouncing back of light waves off of a surface
B) the bending of light waves as they travel from one surface to another
C) a form of energy that can travel in waves and can move through empty space
D) a lens that is thicker in the center and thinner at the edges and bends light outward

14. The term "concave lens" in paragraph 4 refers to -

A) a lens that is thinner in the center and thicker at the edges and bends light outward
B) a form of energy that can travel in waves and can move through empty space
C) the bending of light waves as they travel from one surface to another
D) a lens that is thicker in the center and thinner at the edges and bends light inward

15. The term "convex lens" in paragraph 4 refers to -

A) the bending of light waves as they travel from one surface to another
B) a lens that is thicker in the center and thinner at the edges and bends light inward
C) a lens that is thinner in the center and thicker at the edges and bends light outward
D) a form of energy that can travel in waves and can move through empty space

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