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Rainbow Science

Explore the science behind rainbows with this engaging worksheet for 3rd graders, covering light, water, and color.

Grade 3 Science Earth & Space ScienceRainbows
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Includes

Multiple ChoiceFill in the BlanksShort AnswerTrue / FalseWord Bank

Standards

3-PS4-2

Topics

rainbowslightscienceweathercolors
7 sections · Free to use · Printable
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Rainbow Science Fun!

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Date:

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Read each question carefully and answer to the best of your ability. Good luck!

1. What two things are needed to make a rainbow?

a

Clouds and wind

b

Sunlight and water droplets

c

Thunder and lightning

d

Darkness and stars

2. What shape is a rainbow?

a

A straight line

b

A perfect circle

c

A semi-circle or arch

d

A square

3. White light is made up of all the colors of the  .

4. When sunlight passes through raindrops, the light   and spreads out into different colors.

5. Look at the image below. Explain in your own words how a rainbow is formed.

Rainbow Formation

6. You can see a rainbow at night.

T

True

F

False

7. Every rainbow has the same colors in the same order.

T

True

F

False

Use the words below to complete the sentences.

reflect
refract
prism
light

8. A rainbow is formed when sunlight is   by tiny water droplets.

9. A   can also split white light into different colors, just like raindrops.