Earth, Moon and Sun | Exploring Space | The Solar System | Galaxies and Universe |
---|---|---|---|
What is Earth's rotation on its axis
24 hours
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What is the space shuttle
can be used many times to carry astronauts into space
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What is largest gas giant
Jupiter
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What is surface temperature
what determines whether a protostar becomes a star
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What is one complete revolution of Earth around the Sun
one year
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Who is the first human in space
Yuri Gararin
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What is heliocentric system
sun is the center of the system of planets
|
What is astronomers prediction of the existence and orbit of Neptune
Neptunes gravitational effect on the orbit of Uranus
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What is the amount of the lighted side of the moon you see is the same
first and third quarter phase
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Who in 1900s, developed experimental rockets
Robert Gargarin
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What is photosphere
layer of sun you look at
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What is parallax
used to determine a star's distance from Earth
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What is the reason you are less likely to see a solar eclipse than a lunar eclipse
the moon's umbra only covers a small area on Earth's surface
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What is a shuttle's payload bay
carry satellites into orbit
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What is the chromosphere and corona
layers of sun you see during solar eclipse
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What is a star is born
nuclear fusion starts
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What is a neap tide
When the sun's pull is at right angles to the moon's
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What is extreme temperatures in space
space is a vacuum
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What do outer planets have in common
larger than earth and made mainly on hydrogen and helium
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What is thrust
first stage of a multistage rocket
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