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- 1. Multiple Choice
When you shine sunlight through a magnifying glass onto a piece of paper, you can sometimes set the paper on fire. Why does this happen?
The glass of the magnifier heats up.
The energy of the Sun is focused in one small place.
The energy of the Sun is spread out over the whole piece of paper.
Sunlight sets everything on fire if it sits still long enough.
- 2. Multiple Choice
2. WHICH OF THE FOLLOWING IS A SOURCE OF LIGHT?
the moon
our eyes
fire
a mirror
- 3. Multiple Choice
3. Mrs. Smith’s class will be outside for several hours on Friday. The temperature is to be in the 90’s. What color clothing should students wear to stay cooler?
black
white
red
blue
- 4. Multiple Choice
Why is light able to travel through space when sound cannot?
Light is able to be reflected by objects.
Light is able to travel through gas.
Light is able to travel through a vacuum.
Light is able to travel through translucent objects.
- 5. Multiple Choice
When all of the colors of light are absorbed, we see the color _______.
white
green
black
red
- 6. Multiple Choice
Why do you feel warm when you stand in the sunlight?
You are warmed by the sunlight that reflects off your clothes.
The sunlight refracts through your body, warming it up.
The sunlight is transmitted through your body, warming it up.
Your clothes absorb some of the sunlight and convert it to heat.
- 7. Multiple Choice
7. When light bounces off a mirror, it is __________.
Absorbed
Reflected
Corrected
Refracted
- 8. Multiple Choice
8. Which statement best explains why you can see yourself when you look at a mirror?
Light is refracted as it passes through the mirror.
Light is refracted, bouncing off the mirror.
Light is reflected, bouncing off the mirror.
Light is reflected as it passes through the mirror.
- 9. Multiple Choice
Which is a source of light?
Chair
Mirror
Flashlight
ball
- 10. Multiple Choice
The moon generates light.
True
False
- 11. Multiple Choice
How does light affect the pupil?
The pupil gets larger as light decreases.
The pupil gets larger as light increases.
The pupil’s color depends on the amount of light.
The pupil isn’t affected by light.
- 12. Multiple Choice
Where does light come from?
The fish
The clouds
A coral reef
The sun
- 13. Multiple Choice
What is the source of the light from the moon?
The light is sunlight reflecting off the moon.
The light comes from glowing rocks.
The light is from Earth reflecting off the moon.
The light is from the ice on the moon.
- 14. Multiple Choice
What provides Earth with heat and light?
The Sun
The planets
The Moon
The atmosphere
- 15. Multiple Choice
Plants depend on the sun’s light energy to ____________.
Make carbon dioxide
Perform photosynthesis (make their own food)
Produce a spectrum
Make water
- 16. Multiple Choice
What does the pupil do in bright light?
The pupil bends the light.
The pupil becomes smaller.
The pupil reflects the light.
The pupil changes color.
- 17. Multiple Choice
In which form is energy from the light of the Sun?
Mechanical
Sound
Chemical
Radiant
- 18. Multiple Choice
How many colors is white light from the sun made of?
Three
Twelve
Seven
Five
- 19. Multiple Choice
A lemon appears yellow when light is shone on it because the lemon _________ yellow light.
Bends
Refracts
Absorbs
reflects
- 20. Multiple Choice
How is light energy transmitted? Light energy is transmitted as _________.
Cells
Waves
Circles
wires
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