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15
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Name all the planets in our solar system, in order.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune (Note: Pluto is a dwarf planet.)
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15
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True or False: More solar energy hits the Earth every hour than the entire Earth population consumes in a year.
True
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15
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What is the diameter of the largest asteroid ever discovered?
965 km
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15
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True or False: The largest ever discovery of water in outer space was a vapour cloud which contains almost as much water as in all the Earth's oceans.
False. A vapour cloud that is 10 billion light years away holds 140 trillion times the mass of all the water on Earth.
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banana
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fairy
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25
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gift
Win 20 points!
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banana
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15
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How fast is the speed of light?
300,000 km/second
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15
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True or False: Scientists believe there is a planet made of diamonds.
True (55 Cancrie)
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15
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True or False: There is no sound in space.
True
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15
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Appoximately how much does a NASA spacesuit cost in US dollars?
$12 m
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trap
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star
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rocket
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banana
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15
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How many times wider is the Earth in comparison with the Moon?
The moon’s diameter is 3,476 km, the Earth’s is 12,742 km. Earth is roughly four times wider than the moon.
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15
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True or False: The footprints left on the moon by astronauts between 1969 and 1972 are still visible.
True
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15
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In which year will the orbit of Halley's Comet next bring it past the Earth?
2061
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thief
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star
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gift
Win 15 points!
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baam
Lose 25 points!
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