Name___________________________
Grade 6
Standard 6: Students will understand properties and behavior of heat,
light, and sound.
Objective 2: Describe how light can be produced, reflected, refracted, and
separated into visible light of various colors.
1. Which best describes the pathway of light?
A. it travels in waves
B. it travels in a straight line
C. it travels in an arch
D. it travels unpredictably
2.
Why does the pencil look broken?
A. The light is radiated.
B. The light is reflected.
C. The light is refracted.
D. The light is rotated.
3. What happens to the light particles when light hits an uneven opaque surface?
A. They are reflected off in one straight line
B. They are scattered in many directions
C. They are absorbed by the surface
D. They pass through the surface
CDASTM—G6 S6 O2
A joint project between Park City SD, Murray SD, and Life Long Learning & Associates. All rights reserved. 5-2009
1
4. Which side of the lake would be best for you to fish from in the late evening to keep the sun’s
reflection out of your eyes?
A. North
B. East
C. South
D. West
Use the following picture of a lighted flashlight to answer questions 5 and 6.
B
D
C
A
5. If A is the angle of incidence, then B is …
A. the angle of reflection
B. the angle of refraction
C. the angle of rotation
D. the angle of revolution
6. Which diagram has a correct angle of incidence and correct angle of reflection?
60°
30°
20°
60°
100°
60°
30°
30°
A. A
B. B
C. C
D. D
CDASTM—G6 S6 O2
A joint project between Park City SD, Murray SD, and Life Long Learning & Associates. All rights reserved. 5-2009
2
7. Brian is wearing a red t-shirt. Why does it appear red?
A. all colors of the spectrum combine to form red
B. blue and green waves are bounced off the shirt
C. the red waves of the visible spectrum are absorbed
D. the red in the visible spectrum is reflected
8. If you shine a light directly at a mirror, the light will be…
A. reflected back to you
B. bent to the left or right
C. reflected upward
D. bent downward
9. What happens to light when it passes through a translucent material such as waxed paper?
Most of the light…
A. continues to pass through
B. is reflected in a straight line
C. is absorbed and very little is reflected
D. is not allowed to pass through
10. Which diagram would be most accurate as you looked at white light shining through a prism?
Yellow
White Light
Orange
Red
Violet
Blue
Green
Red
Red
Orange
Violet
Yellow
Blue
Green
Green
Blue
Orange
Violet
Yellow
A. A
B. B
C. C
D. D
CDASTM—G6 S6 O2
A joint project between Park City SD, Murray SD, and Life Long Learning & Associates. All rights reserved. 5-2009
3
11. Why are curved mirrors used in car headlights?
A. they make things look smaller
B. they spread light in many directions
C. they focus light straight ahead
D. they make things look bigger
12. Which diagram would most accurately show how a stick would look in a glass of water?
A. A
B. B
C. C
D. D
13. Cal’s younger brother has left four small cars in the sun. Which car will probably feel the
hottest?
A. The white dodge minivan
B. The black Corvette
C. The silver Toyota
D. The red Ford pickup
CDASTM—G6 S6 O2
A joint project between Park City SD, Murray SD, and Life Long Learning & Associates. All rights reserved. 5-2009
4
Grade 6 Standard 6 Objective 2—Answer Key
1. B
2. C
3. B
4. D
5. A
6. D
7. D
8. A
9. A
10. C
11. B
12. C
13. B
CDASTM—G6 S6 O2
A joint project between Park City SD, Murray SD, and Life Long Learning & Associates. All rights reserved. 5-2009
5