Could We Live on the Moon?
Building Background Activating Prior Knowledge about the Moon
Write the correct name of the Moon from the Word Bank.
Vocabulary The Moon, Air & Water
Read the definitions and write the words from the Word Bank.
[ Word Bank ]
Full Moon
Gibbous Moon
Half Moon
[ Word Bank ]
Crescent Moon
gases
astronauts
survive
oxygen
telescopes
1. instruments that gather light from faraway objects
telescopes
2. people trained to travel in space
astronaut
gases
3. substances that are not liquid or solid
Full Moon
Gibbous Moon
Half Moon
Cressent Moon
frozen
4. to stay alive or in existence
survive
5. a gas in the air that is needed for animals and plants to live
oxygen
6. changed from a liquid to a solid by loss of heat
frozen
Circle the synonym of the underlined word.
What is your favorite shape of the Moon? Why?
1. Over the years scientists have discovered a lot about the Moon.
① found out
② talked
③ looked
④ survived
③ learning
④ looking
2. They spent hours exploring.
① realizing
2
Four Corners Workbook
② surveying
Could We Live on the Moon?
3
Comprehension The Moon
Comprehension Air
Circle the answer.
Circle the answer.
1. What have scientists used to study the Moon?
① telescopes
② rockets
③ airplanes
④ trucks
2. Which is true about Neil Armstrong and Edwin ‘Buzz’ Aldrin?
① They were the first American medalists in the Olympics.
② They were the first people that set foot on the Moon.
1. What is a common word to go in the blanks?
People need
to breathe.
is a mixture of gases that surrounds our planet.
On Earth there is plenty of
for us to breathe.
① water
② ocean
③ air
④ telescope
③ They were the first people that overcame their obstacles.
④ They were the first scientists that used telescopes.
3. Which is true about the Moon from exploring?
① The Moon is quite the same as the Earth.
② People can live on the Moon.
③ People can survive on the Moon for a short time.
④ The Moon is larger than the Earth.
4. What might follow the sentences below?
2. What gas do our bodies need to stay alive?
① oxygen
② ocean
③ water
④ food
3. What can we know from the passage below?
The Moon doesn’t have air around it like the Earth does. There is no air for
people to breathe.
① The Moon is the same as the Earth.
② People can not live on the Moon.
If people can visit the Moon, could they live there? Does the Moon have the
things people need to live?
① what people need to live
② why people need air
③ what people can find on the Moon
④ how people live on Earth
4
Four Corners Workbook
③ People can breathe on the Moon.
④ The Moon is larger than the Sun.
4. How can astronauts move and breathe on the Moon?
① Astronauts carry telescopes with them on the Moon.
② Astronauts carry foods with them on the Moon.
③ Astronauts carry water with them on the Moon.
④ Astronauts carry oxygen with them on the Moon.
Could We Live on the Moon?
5
Comprehension Water
Vocabulary Food & Weather
Circle the answer.
Complete the word puzzle using the Word Bank.
1. What is most of the Earth’s surface made up of?
① air
③ soil
❶
② water
④ light
② in sand dunes
④ in playgrounds
❷
❸
r
i
n
k
2. Where can we find water on Earth?
① in deserts or mountains
③ in the ocean, lakes or rivers
u s
d
❺
p
t
r
a i n d r o
p
l
a
n
c
r a f
t
r
e s
a
n
❹
s
p a c e
❻
p
Read the sentences and answer the question.
(1) They want to learn more about that.
(2) Some scientists think there may be frozen water at the Moon’s north
and south poles.
(3) Water has never been found on the Moon.
(4) At present, people would need to bring water from the Earth to live on
the Moon.
3
)
→(
2
)
→(
c
l
o
❼
u d
f
r
t
r
y
[ Word Bank ]
❽
h
u
m
a
n
spacecraft
transport
carry
dust
plant
cloud
raindrop
drink
human
fresh
1. Number the sentences in order.
(
❾
1
)
→(
4
)
2. Write about how we could live on the Moon from the sentences above.
We would need to bring water from Earth
to the Moon.
Across
Down
1. fine, dry particles of matter
1. a kind of liquid; beverage
3. a drop of rain
2. to carry from one place to another
4. a vehicle used for space traveling
5. a living thing such as a flower or tree
7. clean and refreshing
6. to take from one place to another
9. a visible mass of tiny drops of water that
8. relating to people
floats highly in the air
6
Four Corners Workbook
Could We Live on the Moon?
7
Comprehension Food
Read the paragraph and circle the answer.
Comprehension Weather
Circle the answer.
1. Which is true about the weather?
People need food to live. Without water and air, however, no plants or
animals can survive to produce food. Since there is __________________
on the Moon, astronauts had to bring all their food with them.
① Humans can live only in warm weather.
② The weather is always changing on the Earth.
③ Plants and animals need the same weather to survive.
④ The weather is not important to live on the Moon.
1. What is the paragraph about?
① water
③ air
2. Which is true about the weather on the Moon?
② food
④ astronauts
② There are no clouds to block the Sun on the Moon.
③ It rains a lot on the Moon.
2. What might fit in the blank?
① no food
③ no air
① The weather on the Moon is just the same as the one on Earth.
④ Wind blows because of the air on the Moon.
② no water
④ no people
3. What shows us how hot or cold things are?
① aircrafts
② temperatures
③ telescopes
④ astronauts
Circle the answer.
4. What can we know from the fact that there is no air on the Moon?
1. Where have astronauts grown plants since their flight?
① inside their spacecraft
③ indoors on the Moon
② on the Moon
④ on Earth
2. Reread Book page 13 and write about how astronauts would get fresh food instead of
bringing food to the Moon.
If we grow fresh food indoors on the moon,
astronauts wouldn’t need to bring food
to the Moon.
8
Four Corners Workbook
① It is much hotter and colder than it is on Earth.
② There are clouds to block the Sun.
③ Wind and dust blows a lot.
④ During daytime the Moon is colder than Antarctica.
5. How do spacesuits help astronauts?
① They help astronauts fly on the Moon.
② They protect astronauts from strong space storm.
③ They protect astronauts from boiling heat and freezing cold.
④ They help astronauts run quickly on the Moon.
Could We Live on the Moon?
9
Vocabulary
Gravity & Life on the Moon?
Complete the word maps.
Comprehension Gravity
Read the passage and circle the answer.
Example
Part of speech
Definition
noun
the mixture of gases that we breathe
air
Synonym
Example Sentence
atmosphere
All creatures need air to survive.
Our Earth has gravity. Gravity is a force that pulls things. It pulls things
towards the center of the Earth.
1. What is the passage about?
① water
③ gravity
② wind
④ air
2. If we throw a ball into the air, what will happen next?
1.
Part of speech
Definition
the power of strength which
something has
noun
force
Synonym
①
②
③
④
It falls down towards the ground.
It flies away in the air.
It flies high in the air and bursts out.
It floats high in the air.
Example Sentence
Gravity is a force that pulls
things.
power
Circle the answer.
1. What would an astronaut look like on the Moon? And why?
2.
Part of speech
Definition
to prevent them from being
harmed
verb
protect
Synonym
guard
10
Four Corners Workbook
Example Sentence
Spacesuits protect astronauts from
boiling heat and freezing cold.
①
②
③
④
He would jump high because of the weak gravity on the Moon.
He would run fast because there is no air on the Moon.
He would not move because there is no wind on the Moon.
He would freeze on the Moon because it’s very cold.
2. Write about why astronauts feel lighter when they walk on the Moon in your own words.
Because gravity on the Moon is not as strong
as gravity on Earth.
Could We Live on the Moon?
11
Comprehension Life on the Moon?
Read the paragraphs and circle the answer.
Final Test (1)
1. When did astronauts succeed to land on the Moon first?
① in 1988
③ in 1969
One day people may decide to move to the Moon. People may learn how
to make or transport the air, water and __________ they would need
there. They may also learn how to protect themselves from the heat and
cold.
_______________________________________ What do you think?
② in 2002
④ in 1869
2. Why can’t people survive on the Moon?
①
②
③
④
Because water on the Moon go freezing as soon as it drops.
Because the most surface of the Moon is made up of water.
Because the Moon is very different from Earth.
Because the Moon is very far from the Earth.
1. What is the best title for the passage?
① The Moon and the Sun
③ Gravity on the Moon
② Life on the Moon?
④ What is the Moon?
2. What word goes in the first blank?
① flower
③ food
3. What did astronauts collect from the Moon?
①
②
③
④
rocks and soil
animals and plants
water and air
coal and oil
② plant
④ animal
4. What’s in the backpack that the astronaut wears?
3. Why do we need to transport air to the Moon?
①
②
③
④
Because gravity on the Moon is not strong.
Because the surface of the Moon is made up of water.
Because there is no wind on the Moon.
Because there is no air on the Moon.
4. What sentence might fit in the second blank?
①
②
③
④
12
Our Earth has gravity.
Perhaps we could live on the Moon one day.
The Moon does not have weather like Earth.
At night it’s much colder than Antarctica.
Four Corners Workbook
① oxygen
② water
③ food
④ fire
5. Why may astronaut’s footprints on the Moon remain forever?
①
②
③
④
Because there is no wind to blow dust around on the Moon.
Because there is no water on the Moon.
Because there is no food on the Moon.
Because there is no fresh air on the Moon.
Could We Live on the Moon?
13
Grammar Comparatives (1)
Final Test (2)
Add ‘-er’ to each adjective to make comparatives.
1. What is a force that pulls things towards the center of the Earth?
① gravity
③ oxygen
② water
④ gas
Example
2. Write about the weather on the Moon in your own words.
During daytime the Moon is hotter than boiling
water. At night it’s much colder than Antarctica,
the coldest place on Earth.
dark → darker
1. old
→
older
6. short
→
shorter
2. tall
→
taller
7. slow
→
slower
3. cold
→
colder
8. young →
4. thick
→
thicker
9. fat
5. long
→
longer
10. dark →
younger
3. Compare the Earth and the Moon and complete the chart below.
Earth
Air
Water
Weather
Gravity
There is plenty of air for us
to breathe.
Most of the Earth’s
surface is made up of
water.
The weather is always
changing on Earth.
Our Earth has gravity. It
pulls things towards the
center of the Earth.
The Moon
There is no air for people to
breathe.
Water has never been
found on the Moon.
Scientists think there may
be frozen water.
Temperatures on the
Moon can be much hotter
and colder than
temperatures on Earth.
Gravity on the Moon is not
as strong as gravity on
Earth.
Four Corners Workbook
darker
Fill in the blanks with correct words.
Example
An elephant is bigger than a mouse. / big
1. Zoe is
younger than
2. An airplane is
Jenny. / young
faster than
3. An ant is
smaller than
4. They felt
lighter than
5. It’s
14
fatter
→
colder than
a car. / fast
a tiger. / small
they did on Earth. / light
Antarctica. / cold
Could We Live on the Moon?
15
Grammar Comparatives (2)
Writing Could We Live on the Moon?
Add ‘-ier’ or ‘-r’ to each adjective to make comparatives.
Example
Write things that you would need to live on the Moon.
funny → funnier
1. heavy
→
2. happy
→
3. nice
→
4. busy
→
5. naughty
→
6. wide
→
7. lazy
→
8. pretty
→
9. large
→
10. free
→
heavier
happier
nicer
busier
naughtier
wider
lazier
prettier
larger
freer
Things
I Need
Fill in the blanks with correct words.
Example
A toad is wider than a frog. / wide
Write a paragraph about why you need those things above.
1. Peter is
2. I’m
3. Iron is
4. A bus is
nicer
happier
heavier
larger
5. Teachers are always
16
Four Corners Workbook
Dave. / nice
the rich. / happy
aluminum. / heavy
a bicycle. / large
busier
students. / busy
Could We Live on the Moon?
17
Listening Practice
MEMO
Listen to the sentence and fill in the blanks.
air
1. The Moon doesn’t have __________
around it like Earth does.
Water has never been found on the Moon.
2. __________
weather to __________.
survive
3. Plants and animals need different kinds of __________
spacesuits
4. On the Moon astronauts wore __________.
lighter than they did on Earth.
astronauts walked on the Moon, they felt __________
5. When __________
Listen to the paragraph and fill in the blanks.
Earth We also know that
6. We now know that the Moon is very different from __________.
survive on the Moon for a __________
short time. If people can visit the
people can __________
Moon, could they live there? Does the Moon have the things people need to live?
breathe Air is a __________
mixture of __________
gases that surrounds
7. People need air to __________.
oxygen __________
Oxygen is a gas that our bodies
our planet. One of the gases in air is __________.
need to stay alive. On Earth there is plenty of air for us to breathe. It’s all around us.
plants or
8. People need food to live. Without water and air, however, no __________
animals can survive to __________
produce food. Since there is no food on the Moon,
__________
astronauts had to bring all their food with them.
__________
fresh food may be grown __________
indoors on the Moon one
9. Scientists think that __________
day. This would help people who want to live there. They wouldn’t have to bring food
grow their own food.
with them to the Moon. Instead, they could __________
pulls things towards the __________
center of
10. Gravity is a force that pulls things. It __________
down when we __________
throw it up in the
the Earth. Gravity brings a ball back __________
air.
18
Four Corners Workbook
Could We Live on the Moon?
19
Four Corners
WORKBOOK
Could We Live on the Moon?
Publisher Jae-yoon Chung
Managing Director Hannah Lee
Senior Editor Jung-ah Kim
Project Editor Reese Ji
Written by Jeong Hee Choi
Proofread by Alwin G. Fontenot
Recorded by Yeasung Media Tech
Illustrated by Donghyun Lee, Youngjoo Jung
Designed by DOD Design
Printed by POD KOREA
Copyright © 2008 by Language World Co., Ltd.
All rights reserved. No part of this publication may be reproduced or distributed in any form
or by any means, or stored in a database or retrieval system,
without the prior written consent of Language World Co., Ltd., including, but not limited to,
in any network or other electronic storage or transmission, or broadcast for distance learning.
www.lwbooks.co.kr
First Edition in 2008
ISBN 978-89-256-0016-1