CKLA, 3rd Grade, Unit 5, Lesson 6

Grade 3 | Unit 5: Light and Sound

Lesson 6:
Refraction and
Lenses, Part 2

Our Learning
Goals

Unit 5, Lesson 6: Refraction and Lenses, Part 2

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Start of Lesson

Reading

Writing

Language

Take-Home

Material

End of Lesson

What are our learning goals?

Unit 5, Lesson 6: Refraction and Lenses, Part 2

I can demonstrate comprehension of a text about
refraction and lenses during a Close Reading activity.

I can write for a specific task, reflecting on what
I've learned from the text.

What are our learning goals?

Unit 5, Lesson 6: Refraction and Lenses, Part 2

I can demonstrate understanding of the words opaque,
translucent, and transparent.

I can write words using spelling patterns and rules for
words with the sound /ae/.

Reading
About It

Unit 5, Lesson 6: Refraction and Lenses, Part 2

Adventures in Light
and Sound

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Start of Lesson

Reading

Writing

Language

Take-Home

Material

End of Lesson

Unit 5, Lesson 6: Refraction and Lenses, Part 2

Close Reading,
Chapter 4

“Refraction and Lenses”

Unit 5, Lesson 6: Refraction and Lenses, Part 2

Multiple Choice

What text feature did the author use on these pages?

• The author used italics for dialogue
• Photographs

• The author used bold font for emphasis
• Map

Open Ended

What does it mean if something is transparent?

Multiple Choice

The author names many transparent objects. Which of the following is NOT transparent?

• Air
• Wood
• Windows

• Water

Open Ended

Write your own definition for the word "refraction."

Multiple Choice

Why does an image look magnified when a person is looking through a convex lens?

• The light rays are farther apart.

• The light rays are closer together.

• The light rays do not change.

• The light rays are absorbed.

Multiple Choice

What happens when light shines through a concave lens?

• The light rays are farther apart.

• The light rays are closer together.

• The light rays do not change.

• The light rays are absorbed.

Multiple Choice

Imagine you are looking at your pencil through a concave lens. What will the image look like?

• The pencil will look larger.

• The pencil will look exactly the same.

• The pencil will look smaller.

• The pencil will appear to be upside down.

Writing
About It

Unit 5, Lesson 6: Refraction and Lenses, Part 2

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Start of Lesson

Reading

Writing

Language

Take-Home

Material

End of Lesson

Looking at
Language

Unit 5, Lesson 6: Refraction and Lenses, Part 2

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↓

Start of Lesson

Reading

Writing

Language

Take-Home

Material

End of Lesson

Unit 5, Lesson 6: Refraction and Lenses, Part 2

What words are we learning about?

opaque

translucent
transparent

Unit 5, Lesson 6: Refraction and Lenses, Part 2

Making Choices Activity

opaque

translucent
transparent

If something is opaque, it prevents light from shining through.
If something is translucent, it lets some light pass through.
If something is transparent, it allows most light to shine through.

Multiple Choice

Is it opaque, translucent, or transparent?

A brick wall

• opaque

• translucent

• transparent

Multiple Choice

Is it opaque, translucent, or transparent?

A clear window

• opaque

• translucent

• transparent

Multiple Choice

Is it opaque, translucent, or transparent?

A piece of waxed paper

• opaque

• translucent

• transparent

Multiple Choice

Is it opaque, translucent, or transparent?

An eyeglass lens

• opaque

• translucent

• transparent

Multiple Choice

Is it opaque, translucent, or transparent?

A cardboard box

• opaque

• translucent

• transparent

Multiple Choice

Is it opaque, translucent, or transparent?

Fog

• opaque

• translucent

• transparent

Spelling

Unit 5, Lesson 6: Refraction and Lenses, Part 2

Unit 5, Lesson 6: Refraction and Lenses, Part 2

1. subway

8. mermaid

15. beefsteak

2. payment

9. great

16. dainty

3. awaited

10. daydreams

17. trainees

4. ballplayers

11. daisies

18. giveaway

5. yesterday

12. obtain

Challenge Word: family

6. crayons

13. breaker

Challenge Word:young

7. explain

14. betrayer

Content Word:straight

Unit 5, Lesson 6: Refraction and Lenses, Part 2

‘ay’ > /ae/

‘ai’ > /ae/

‘ea’ > /ae/

subway, payment, awaited, ballplayers, yesterday, crayons, explain,

mermaid, great, daydreams, daisies, obtain, breaker, betrayer, beefsteak,

dainty, trainees, giveaway

Unit 5, Lesson 6: Refraction and Lenses, Part 2

‘ay’ > /ae/

‘ai’ > /ae/

‘ea’ > /ae/

subway

daydreams

awaited

great

payment

betrayer

explain

breaker

ballplayers

giveaway

mermaid

beefsteak

yesterday

daisies

crayons

obtain

dainty

Challenge Words: family, young

Content Word: straight

End of Activities for Lesson

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Unit 5, Lesson 6: Refraction and Lenses, Part 2