One gallon of used motor oil can ruin approximately one million gallons of fresh water!
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The force of a suction cup is calculated using F=AP.
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One ragweed plant can release as many as one billion grains of pollen!
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
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The sun is 330,330 times larger than the earth.
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Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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A single speck of dust is half way in size between a subatomic particle and the Earth.
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One third of the electricity produced on earth is used to power electric light bulbs!
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