How is life on Earth protected from the extreme conditions in space?

It is protected by the atmosphere

Which of these contrasts is correct?

Earth has liquid water and Mars does not

A small body that flew through space

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The Mystery of Mars

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A #5th grade reading comprehension quiz based off the Open Court story Mystery of Mars.

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Questions 15

Answers

1
Atmosphere is
A protective layer of air
A thin layer of ice
A thin layer of ice
2
How did the Sojourner move around?
A. It moved around on wheels
Both A and C
B. It moved around on legs
3
What is missing from Mars that would make it livable like Earth?
Sun and Moon
Plants and animals
Air and water
Food
4
On Mars, water can't exist as
A vapor
A liquid
An ice
5
Why would an astronaut on Mars need a spacesuit?
Because the wind is too strong
Because the air is too thin
Because the sun is too hot
6
How is life on Earth protected from the extreme conditions in space?
It is protected by global warming
It is protected by the sun
It is protected by the atmosphere
7
A Geologist
Teaches others about space
Studies rocks and earth
Drives a truck
8
Which of these contrasts is correct?
Earth has liquid water and Mars does not
Mars is a planet and Earth is not
Earth revolves around the Sun and Mars does not
9
Meteorite means
A colorful sunset seen from space
A small body that flew through space
A large boulder that is found on Mars
10
Organic means
With Carbon
Ancient
Man made
11
On Earth, Carbon Dioxide and Oxygen are...?
Both gases
Kinds of dirt
Forms of water
12
Which of these landers carried Sojourner?
Pathfinder
Viking 2
Viking 1
13
Interplanetary is?
Dust that is found in space
Dust that is found in the center of planets
Dust that can only be seen at night
14
Why did scientists guide the Viking and Pathfinder landers to gently rolling Martian Plains?
A. They had fun working with them
Both B and D
They didn't want them to land on the edge of a cliff
They didn't want them to land on the pride of a volcano.
15
Why did the scientists heat samples of soil fromMars?
They were watching for solids
They were watching for liquids
They were watching for gases

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