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Author Question: Two identical ladders are 3.0 m long and weigh 600 N each. They are connected by a hinge at the top ... (Read 58 times) |
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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Vaccines prevent between 2.5 and 4 million deaths every year.
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Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.
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The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.