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Nature
BIG Idea Nature changes.
UNIT 5
164
Unit 5
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MY GOALS for this unit
ReadingRead a science article
Language ArtsRead a poem
ScienceDiscover how plants grow
Social StudiesIdentify how rain helps and hurts
MathGraph information
MusicListen and sing
ArtCreate a sunflower painting
WritingWrite an informational paragraphCONNECT TO THE THEME
Show What You Know
1. Look at the picture. Where is the boy?
2. What is he looking at?
3. What do you look at outside? Draw a picture.
UNIT 5 165
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Rain, Rain, Go AwaySong
A Listen and sing.
Rain, Rain, Go AwayRain, rain, go away. Come again another day. Everybody wants to play. Rain, rain, go away.
B Answer the questions.
1. What is the weather in the picture?
2. Do you like this weather?
3. What do you do when it rains?
C Match the seasons to the pictures.
spring summer fall winter
1 2 3 4
166 UNIT 5
CONNECT TO The Theme
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Vocabulary
A Listen. Point to the pictures.
Nature changes with the seasons. Plants and flowers are part of nature.
Plants need water. Plants like rain. Spring is warm and rainy.
Plants need sunshine. Summer is hot and sunny.
Plants change color in cool weather. Fall is cool and windy.
Plants do not like cold weather and snow. Winter is cold and snowy.
B Answer the questions.
1. What season is rainy?
2. What season is hot and sunny?
3. What season is cool and windy?
4. What season is cold and snowy?
C Draw your favorite weather. Share.
Tutorial
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Organize DetailsReading Strategy
When you read, think about the main idea. Details tell more about the main idea.
A Read the idea map.
B Write the main idea. Write two details.
It is warm. It is rainy.
spring
It is cold. Sometimes it snows.
winter It is cool.It is windy.Plants change colors.
fall
It is hot. It is sunny.
summer
There are four seasons.
Idea Map
This is the main idea.
These are details.
BEFORE YOU Read
UNIT 5
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TutorialKey WordsVocabulary
These words are in the article. Which words do you know?
A Look at the picture.
What do you see? Use the key words.
We put seeds in the soil.
A plant needs water.
plant soil
Leaves grow on plants.
Flowers grow from the stem of a plant.
stem leaves
This sprout is a new plant.
sprout
roots
The roots are in the soil.
UNIT 5 169
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19pt Heinemann Blk
Preview1. Look at the pictures in
the article.
2. Read the title.
3. Predict What is this science article about?
TEXT GENRE Science ArticleA science article is nonfiction. It gives facts and details.
Reading
170 UNIT 5 Plants Grow
Reading
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Plants Growby Kasia McNabb
It is spring!It is sunny and warm.Sometimes it rains.
Check In1. What season
is it?
2. What do you see in the picture?
171UNIT 5 Plants Grow
High Frequency Words
allhavefromI
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I plant a seed in the soil.The seed grows into a plant.The seed needs soil and water.
Reading
172 UNIT 5 Plants Grow
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Roots grow out of the seed.The roots grow into the soil.The roots take food from the soil.They bring food to the plant.
Check In1. What do seeds
need to grow?
2. How do roots help seeds grow?
173UNIT 5 Plants Grow
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A little plant grows out of the ground.
It is a sprout.The sprout needs sunlight.It needs air. It needs water.It grows and grows.
Reading
174 UNIT 5 Plants Grow
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Soon the plant has a stem.There are leaves on
the stem.The leaves make food.The stem carries food.
Check In1. What does a
sprout grow to be?
2. What part of the plant makes food?
3. How does the stem help the plant?
175UNIT 5 Plants Grow
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Flowers bloom on the plant.The flowers have nectar.Birds, bees, and butterflies
drink nectar.
GLOSSARY bloom grow and open upnectar sweet juice that bees drink
Reading
176 UNIT 5 Plants Grow
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Flowers have pollen, too.Birds, bees, and butterflies carry pollen.They carry pollen from flower to flower.New seeds grow. A new plant grows.
Check In1. What do birds,
bees, and butterflies drink?
2. What do birds, bees, and butterflies carry from flower to flower?
GLOSSARY pollen tiny yellow grains in flowers
177UNIT 5 Plants Grow
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Plants grow all over the world.There are plants in the mountains.There are plants in the desert.There are also plants in the ocean.
Reading
178 UNIT 5 Plants Grow
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Plants are important.They clean the air.They provide food for animals.They make the world a pretty place.
Check In1. Name three
places where plants grow.
2. How do plants help the air?
3. How do plants help animals?
179UNIT 5 Plants Grow
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Reread
A Describe how a plant grows.
1 2
3 4
AFTER YOU Read
UNIT 5
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Organize DetailsRetell
A Retell the article.
What is the main idea? What are the details?
B List three things you can do to take care of Earth.
Reflect
A Look at the pictures.
1. What are the people doing?
2. Are they helping Earth?
sunlightsoil
water
what plants need to grow
clean the air make the world pretty
how plants help Earth
provide food
how plants help animals
all over the worldin the desert
in the mountainsin the ocean
where plants grow
Plants are living things.
They are important.
Idea Map
A
B
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Healthy Living Things
A Listen.
• Point to the plants that are healthy.
• Point to the plants that are unhealthy.
B Listen again. Look at the picture.
1. Which plant needs sunlight? Why?
2. Which plant needs water?
3. Which plant needs soil?
4. What do plants need to be healthy?
Plant needs sunlight.
The are yellow.
A B
C
DE
CONNECT TO Oral Language
UNIT 5
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Ask and Answer
A Ask and answer questions. Take turns.
What does a child need to be healthy?
food
sleep
love and family
exercise
A child needs exercise to be healthy.
LANGUAGE FRAMES
What does need to be healthy?
A child needs to be healthy.
UNIT 5 183
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basket
blue
rain
back
pack
bow
berries
ball
lunch + box = lunchboxmeaning: a box for your lunch
A Use one word from each box. Write four compound words.
A compound word is one word that is made up of two words.
Think about the meanings of the little words. This will help you learn the meaning of the compound word.
Compound Words
Grammar in Action
CONNECT TO Grammar
UNIT 5
184
Tutorial
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B Identify the compound words.
1. I see a sailboat on the water.
2. A lighthouse is by the ocean.
3. The sunshine is bright.
4. My sister makes a sandcastle.
5. I find a seashell at the beach.
C Find the compound words in the picture.
toothbrush washcloth footprint
lunchbox snowball rainbow
D Write a sentence. Use a compound word.
UNIT 5 185
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Use is to tell about one person, place, or thing.Use are to tell about more than one person, place, or thing.
Snow is on the mountain.Leaves are on the trees.
Use has to tell about one person, place, or thing.Use have to tell about more than one person, place, or thing.
The rabbit has big ears. The ducks have feathers.
Verbs
Grammar in Action
Look, Dad! A rabbit is in the grass. The rabbit has brown fur.
CONNECT TO Grammar
UNIT 5
186
Tutorial
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A Copy and complete each sentence.
is are
1. The ducks on the lake.
2. Trees in the forest.
3. A bird in the sky.
4. Snow on the mountain.
B Copy and complete each sentence.
has have
1. Dad and Amy a tent.
2. The ducks two babies.
3. The squirrel a nut.
4. The trees colorful leaves.
C Look at the picture on page 186. What season is it? Explain.
I think it is . The flowers are pretty.
I think it is . The ducks have babies.
UNIT 5 187
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Poetry
A Read.
Sun Song by Pat Mora
Birds in the branches hear the sun’s first song. Ranitas in the rocks hear the sun’s first song. Bees in the bushes hear the sun’s first song. Wind in the willows hears the sun’s first song.
Birds in the branches chirp their morning song. Ranitas in the rocks croak their morning song. Bees in the bushes buzz their morning song. Wind in the willows whirrs its morning song.
Sun song. Sun song. Sun song.
TEXT GENREA poem uses words in a special way. Sometimes, words give the poem its rhythm, a beat like music.
CONNECT TO Language Arts
UNIT 5
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B Listen again. Clap your hands to the rhythm of the poem.
C Point to the animals. Say the sounds they make.
D Read the poem again.
1. What time of day is it?
2. What animals are in the poem?
3. Which words does the poet repeat?
E Act out the poem.
UNIT 5 189
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STEP 1 Ask a question. STEP 2 Predict the answer.
Scientists in Action
A Read about science experiments.
Let’s Find Out! with Dr. Miro and Dr. Aprendo
STEP 3 Do an experiment.
STEP 5 Answer the question.STEP 4 Watch what happens.
Find out what they know. Do the experiment on the next page.
Plants need soil, water, and sunlight. I think that plants will not grow without them.
Now we know that ...
Aha! I think that ...
What happens when a plant does not have what it needs?
seeds
CONNECT TO Science
UNIT 5
190
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B Do an experiment. Read the question. Follow the steps.
QuestionWhat happens when a plant does not have what it needs?
4 cups 4 seeds soil water marker
STEP 5 Answer the question.
Steps1. Label cups:
1 (sunlight, water) 2 (no sunlight) 3 (no water) 4 (no soil)
2. Fill cups 1, 2, and 3 with soil. Plant a seed in the soil. Put a seed in the bottom of cup 4.
3. Put cups 1, 3, and 4 in a sunny place. Put cup 2 in a dark place.
4. Water cups 1, 2, and 4 every day for two weeks. Do not water cup 3.
C Answer the question. What happens when a plant does not have what it needs?
sunlight water
no sunlight
no water
no soil
sunlight water
no sunlight
no water
no soil
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Rain is Helpful and Harmful
A Read the informational text.
Rain helps people in many ways. Farmers need rain to grow crops. Rain helps plants grow. Without rain, plants and animals die. But too much rain is also a problem. Too much rain causes floods. Floods hurt people and animals.
A
C
B
D
CONNECT TO Social Studies
UNIT 5
192
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B Look at the pictures on page 192.
1. What is happening in each picture?
2. Is the rain helpful or harmful?
C Talk with a classmate.
• Tell how rain is helpful.
• Tell how it is harmful sometimes.
• List your ideas in a chart like this one.
D Draw a seasons calendar. Draw pictures to show the weather.
helpful rain harmful rain
helps plants grow
spring summer fall winter
UNIT 5 193
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Graph Information
A Read about graphs.
We use graphs to organize data. We read the graph to understand the data.
Our class collected data about our favorite weather. We recorded our responses on a bar graph.
B Answer the questions.
1. How many students are in the class?
2. How many students like windy weather?
3. How many students like sunny weather?
4. What weather do most students like?
5. What weather do the fewest students like?
6. How many more students like windy weather than like rainy weather?
CONNECT TO Mathematics
UNIT 5
194
Our Favorite Weather
Stud
ents
10987654321
windy sunny rainy
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C Look at the calendar for two weeks. Make a bar graph for the weather.
Week 1
Week 2
D Look at your bar graphs.
1. How many days were sunny?
2. How many days were windy?
3. How many days were rainy?
4. What was the weather on the most days?
5. How many more rainy days were there than windy days?
Sun. Mon. Tues. Wed. Thur. Fri. Sat.
Sun. Mon. Tues. Wed. Thurs. Fri. Sat.
UNIT 5 195
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Song
A Listen and sing.
Happy When It’s Rainy
Sometimes I’m happy when it’s sunny. Sometimes I’m happy when it’s rainy. Sometimes I’m happy when it’s cloudy. How do you feel today?
Sometimes I’m sad when it’s sunny. Sometimes I’m sad when it’s rainy. Sometimes I’m sad when it’s windy. How do you feel today?
B How does the song make you feel?
CONNECT TO Music
UNIT 5
196
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Paint a Sunflower
A Read the informational text.
Georgia O’Keeffe is a famous painter. She lived in New Mexico. She loved nature. She painted nature in New Mexico. Her paintings are colorful. She painted many flowers. She also painted mountains and other natural things.
B Create your own sunflower.
1. Draw the outline of the sunflower.
2. Paint the sunflower.
A Sunflower from Maggie Georgia O'Keefe 1937
UNIT 5 197
CONNECT TO Art
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Tools for Writing
Look at the picture. Ask questions to get information.
A Talk with your classmates.
What can our class do for Earth Day?
B Make a class bulletin board.
Draw pictures of Earth Day.
Questions Information
Who are they? They are my classmates.
What are they doing? They are picking up garbage.
Where are they? They are in the park.
Why are they doing this?
They want to keep Earth clean. Today is Earth Day!
When is Earth Day? Earth Day is on April 22 each year.
CONNECT TO Writing
UNIT 5
198
High Frequency Words
eachwhatwhenup
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C Look at the picture. Write questions.
D Ask and answer your questions. Take turns.
are they
Topic
Facts and details
1. Who ?
2. What ?
3. Where ?
4. Why ?
UNIT 5 199
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The Desert by Maria Hernandez
The desert is a difficult place to live. The desert is hot in the day. It is cold at night. The desert is dry. Plants do not have a lot of water. The lizard is in the desert. It has a long tail. Animals and plants live in the hot, dry desert.
topic sentence
facts and details
closing sentence
Write an Informational Paragraph
An informational paragraph gives information, or facts, about a topic. Remember to include:
• a topic sentence that tells your main idea
• facts and details
• a closing sentence
Floating_box Floating_box Floating_box
Student Model
Write an informational paragraph about a place in nature.
CONNECT TO Writing
UNIT 5
200
Writing
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Check It!Use the checklist to review your work.
Plan It! Write It!• Talk with a classmate about a place in nature.
• Draw a picture of the place.
• Write questions and answers.
• Write a topic sentence.
• Write sentences with facts and details.
• Write a closing sentence.
Checklist
I use is, are, has, and have correctly.
I use compound words correctly.
My facts tell who, what, where, why, and when.
I have a closing sentence.
UNIT 5 201
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Finish It! Share It!
• Write your final sentences neatly.
• Read your paragraph to a classmate.
• Listen as your classmate reads.
• Share what you learn.
BIG Idea Nature changes.
How does nature change? Think about the weather and the seasons. Think about how plants and flowers grow.
CONNECT TO Writing
UNIT 5
202
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Before You Watch This is a story about a boy
and a bean.
1. What is a bean?
2. Can you plant a bean? Explain.
While You Watch Watch and answer.
1. What does the boy do in the store?
2. What happens at night?
After You Watch Answer the questions.
1. How does the boy change?
2. How does the bean change?
WORDS
beandreamguiltystealthief
Watch for This!Characters change in a story. Watch how characters change.
UNIT 5 203
CONNECT TO Media
203
The Little Thief
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