__________ is the fastest planet! It speeds through space at 50 km per second.
Mercury
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15
The International Space Station (ISS) travels around the Earth 15 times a day and 27,000 km per hour. Is it...
A) a hotel for astronauts B) a laboratory and home for astronauts C) an office for astronauts
B) a laboratory and home for astronauts
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thief
Give points!
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25
seesaw
Swap points!
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gift
Win 25 points!
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lifesaver
Give 25 points!
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15
The two coldest planets in the solar system are ____ and _____ .
Uranus and Neptune
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15
How do you say this number?
3,000,000,000
three billion
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15
How many planets are there in the solar system?
8 - Pluto isn't a planet, it's a moon!
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15
Some people believe that one day humans will live on _____ .
Mars
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15
The diameter of Mercury is 4,879 km. True/False?
True
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15
How do you say this number?
40,008
forty thousand and eight.
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baam
Lose 25 points!
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star
Double points!
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fairy
Take points!
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25
lifesaver
Give 25 points!
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lifesaver
Give 15 points!
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rocket
Go to first place!
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shark
Other team loses 15 points!
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lifesaver
Give 10 points!
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15
Which planet is named after the Roman goddess of beauty?
Venus
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15
The most famous feature on this planet is the 'Great Red Spot' which is actually a storm that has been blowing for about 350 years, or longer! What is its name?
Jupiter
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15
Saturn has got 53 moons. True/ False?
True
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15
It takes this planet about 84 years to orbit once around the Sun. What's its name?
Uranus
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15
A group of large rocks flying through space very fast is called a _____________ .