A million dollars weighs about a metric ton. Hence the expression "a ton of money."
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The adult human brain weighs about 3 pounds (1,300-1,400 g).
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Fidgeting can burn about 350 calories a day.
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The earth is approx. 6,588,000,000,000,000,000 tons.
175
The cat brain weighs about 30g.
167
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
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You burn more calories sleeping than you do watching television.
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