Earth

How much salt is in every gallon of seawater?

More Questions from Earth
Which is NOT a type of drainage pattern?
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What was the nationality of the scientist who demonstrated a heliocentric system?
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Approximately what fraction of the Earth's air is made up of oxygen?
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Which family does the herb angelica come from?
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Which volcano in Iceland was once thought to be a gateway to the underworld?
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What is mining near the Earth's surface called?
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Which of the following minerals is the hardest?
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Galileo was a 17th century astronomer famous for discovering that the Earth did what?
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