Factors That Make Earth Habitable

Space Exploration Notes

By Azalea Wagner

Multiple Choice

1. What makes planet earth different from the other planets in the solar system?

• A. It supports life.

• B. It is mostly covered in water.

• C. The atmosphere holds gases.

• D. All of the above

Multiple Choice

2. Planet Earth is uniquely different from other planets because __________.

• A. It has people that live in it.

• B. It has soil where trees grow.

• C. It has trees that provide oxygen.

• D. It has liquid water in the surface.

Multiple Choice

3. What makes planet Earth habitable?

• A. It has comfortable distance from the sun.

• B. The atmosphere serves as shields from the sun.

• C. Only A

• D. Both A and B

Multiple Choice

4. Why is Earth called the “living planet?”

• A. It has life mechanism.

• B. It has water and atmosphere.

• C. It has carbon dioxide in the atmosphere.

• D. It has atmosphere that supports oxygen.

Multiple Choice

5. Which must be provided for an organism to survive in planet Earth?

• A. right amount of sunlight and atmosphere

• B. right amount of water and carbon

• C. Only A

• D. Both A and B

Multiple Choice

Which answer correctly orders the planets from the sun?

• Mercury, Earth, Mars, Jupiter, Venus, Saturn, Uranus, Neptune

• Jupiter, Saturn, Uranus, Neptune, Earth, Venus, Mars, Mercury

• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Mars, Saturn, Jupiter, Uranus, Neptune

Multiple Choice

Which planet is know as the red planet?

• Earth

• Mars

• Venus

• Mercury

Multiple Choice

Which planet is the only planet know to have life?

• Earth

• Mars

• Venus

• Mercury

Multiple Choice

Which planet is the largest planet?

• Mercury

• Neptune

• Saturn

• Jupiter

Multiple Choice

Which planet is closest to the sun?

• Mercury

• Earth

• Venus

• Mars

Multiple Choice

Which planets are the terrestrial planets?

• Mercury, Venus, Earth, Mars

• Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Saturn

• Jupiter, Mercury, Venus, Earth

Multiple Choice

Which planets are the gas giants?

• Mercury, Venus, Earth, Mars

• Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Saturn

• Jupiter, Mercury, Venus, Earth

Multiple Choice

In the diagram of the solar system, where is the big gap that bugged astronomers?

• between Mars and Jupiter
• between Jupiter and Saturn
• between Saturn and Uranus
• between Uranus and Neptune

Multiple Choice

The word 'asteroid' literally means _____

• little dot
• star-like
• tiny point
• brilliant one

Multiple Choice

The sun is composed of?

• solid rock

• hot gases

• lava

• metal

Multiple Select

Pick all the things that living space must provide

• food

• correct temperature

• correct amount of sunlight

• shelter

• sleep

Multiple Choice

Why is an astronaut in space considered "weightless"?

• Their mass is so small compared to the Earth that gravity doesn't affect them.

• Gravitational force decreases over long distances.

• Gravitational force pushes objects away from each other at long distances

• Objects far from Earth have less mass.

Multiple Choice

Keeps Earth's temperature stable and cool.

• distance from the sun

• magnetic field

• atmosphere

• water

Multiple Choice

Is necessary for life as we know it.

• distance from the sun

• magnetic field

• atmosphere

• water

Multiple Choice

Affects temperature of a planet.

• distance from the sun

• magnetic field

• atmosphere

• water

Multiple Choice

Earth's atmosphere is mostly made up of the gases _____ and _____.

• water and ice

• atmosphere and ozone layer

• oxygen and nitrogen

• oxygen and water

Multiple Choice

Space stations require an oxygen system because the atmosphere in space -

• is airless

• is poisonous

• smells bad

• is humid

Multiple Choice

Astronauts wear thick gloves when they perform a space walk outside the space station. The gloves provide protection against -

• low gravity

• nearby comets

• low oxygen

• low temperatures

Multiple Choice

How do astronauts counteract the effects of microgravity on their bones while they are in space?

• monitor sensors outside the space station

• consume twice as many calories as normal

• use exercise equipment on the space station

• breathe at a faster rate than normal

Multiple Choice

The protective gear that protects astronauts from the cold, airless environment of space.

• space station

• space suit

• accommodations

• instruments

Multiple Choice

A man-made laboratory that is placed in space for research.

• space station

• space suit

• accommodations

• instruments