WorksheetsLife in Our Solar System
Total questions: 16
Worksheet time: 8mins
What 2 gases make up earth's atmosphere?
Nitrogen and Carbon Dioxide
Nitrogen and Oxygen
Oxygen and Helium
Hydrogen and Carbon Dioxide
What is the purpose of greenhouse gases?
They trap the heat from the sun to keep the earth warm.
They trap the atmosphere.
They protect us from meteoroids
What affect's earth's gravitational pull?
Location in the Solar System
The Mass of the planet
The atmosphere of the planet
The sun
What is microgravity?
Too much gravity holding you down
Very little gravity making you float
All spacesuits have insulation (Hint: Insulation regulates temperature inside the suit)
True
False
Why do spacesuits have insulation?
To control the body temperature
To protect us from meteoroids
To protect us from the sun
What is the purpose of the ozone layer?
To keep us from getting hit by meteoroids.
To protect us from the sun's harmful ultraviolet radiation rays
To help us breathe
How much percentage of nitrogen does the earth's atmosphere hold?
21%
78%
96%
42%
How much percentage of oxygen does the earth's atmosphere hold?
18%
78%
21%
43%
Ultraviolet radiation rays from the sun can cause sunburn, tanning, and skin cancer.
True
False
What is the purpose of the backpack on an astronauts space suit?
To carry food
To carry Water
To carry oxygen
To carry money
What is formed in the troposphere?
Meteoroids
Weather
Comets
Gas
What orbits in the exosphere?
Weather
Meteoroids
Satellites
aliens
A MANNED space exploration has people involved.
True
False
An UNMANNED space exploration involves NO PEOPLE.
True
False
What happens to astronauts muscle mass and bone density in space?
They get stronger.
They get weaker.
They do nothing.
