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Why Is the Ocean Salty?
Why Is the Ocean Salty? The salt in the ocean comes from the earth's crust. Since the very beginning of the earth's history, water…
How Far Can a Flea Jump?
How Far Can a Flea Jump? The ordinary flea can jump about thirteen inches. That is about 100 times the length of its body.…
How Did Hamburger Get Its Name?
How Did Hamburger Get Its Name? Hamburger gets its name from Hamburg, Germany, a city where a kind of "Hamburg steak" made of shredded…
Can Snakes Be Charmed by Music?
Can Snakes Be Charmed by Music? No. Snakes can't be charmed by music. Snakes don't have external ears and can perceive little more than…
What Causes the Ocean Tides?
What Causes the Ocean Tides? The rise and fall of the tides are caused mainly by the pull of gravity from the moon on…