Space

What three things do Astronomers look for when searching for life beyond Earth?

• water vapor, and food

• food, water, and shelter

• liquid water, an oxygen containing atmosphere, and an energy source

• none of these

What is the habitable zone?

• A zone with the best distance away from a star

• A zone in space where water turns into vapor

• A zone where life can not be sustained

• A zone in space where water is frozen

Tags

NGSS.MS-ESS1-1

Why is it important for a planet to be in the habitable zone for life to exist there?

• The habitable zone is where the pressure is just right for life

• The habitable zone is where the amount of water is just right for life

• The habitable zone is where the temperature is just right for life

• The habitable zone is where the orbital period is just right for life

Proximity to the Sun means...

• A proximity warning is given to an astronaut when the oxygen level in the spacesuit drops below 10 pounds/square inch of atmosphere

• The intensity of the Sun's radiation on Earth

• How close an object in our solar system is to the Sun

• none of theses

A layer of gases that surround a planet

• atmosphere

• Corona Borealis

• protective gas zone

• none of these

Even though the moon is in the habitable zone, why is there no life there?

• no atmosphere

• No water

• Exposed to solar radiation

• All of these are correct

Which planet would be the most likely place to observe for life?

• A

• B

• C

• D

Tags

NGSS.MS-ESS2-4

There is some evidence to suggest that Mars once had liquid ​ (a)   ,

though now it may be trapped as ​ (b)   .

• water

• ice

• oxygen

• nitrogen

• rock

Tags

112.27.b.9.C

In order for life as we know it to exist, a planet must have ______________________

• heat

• animals

• liquid water

• solar energy

Tags

NGSS.MS-ESS2-4

Which of the following accommodations on the space station is used by astronauts to combat the effects of microgravity on their bones?

• special handles

• velcro straps

• exercise equipment

• oxygen system