The Rocky Planets
The Gas Giants
La Luna
A Belt Called Asteroid
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100
Why is Mercury covered in craters?
Because it has no atmosphere.
100
Saturn's rings are made of what?
Ice and Rock
100
Why does the moon shine?
It reflects sunlight
100
How many asteroids have been discovered in the asteroid belt?
More than 7,000
100
How much water takes up earth, in percentage form?
About 71%
200
Why is Mars’ soil red?
Because of Iron Oxide in the soil.
200
How many moons orbit Saturn?
62
200
How far away is the moon from the earth?
About 380,000 KM
200
True or false: Is the diameter of the largest asteroid more than 900 km long?
True
200
How Many Years old is the Earth?
4.6 billion years old
300
What is the name of the tallest volcano is the solar system, discovered on Mars by Mariner 9 called?
Olympus Mons.
300
What temperature is the core of Jupiter?
30,000 Celsius
300
How many times does the moon rotate on it’s axis in one month?
Once
300
Are more asteroids discovered each year?
Yes. Absolutely.
300
What is the oxygen level for the Earth's atmosphere?
21%
400
Venus surface is _____?
dry and cracked
400
What is Uranus made of?
Hydrogen, Helium and Methane
400
What is a solar eclipse?
When the moon goes directly in between the sun and the earth.
400
What do asteroids in the asteroid belt do?
They orbit around the sun.
400
Do surface temperatures allow water to exist as water,solid,liquid, and gas?
Yes. We see all of those on Earth!
500
How many earth days does it take for Mercury to revolve around the sun?
88
500
What gives neptune its distinctive bluish green color?
Methane
500
How many people have walked on the moon?
12
500
Where is the asteroid belt in the solar system?
between Mars and Jupiter
500
What is the closest planet to Earth?
Venus
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