January 27, 2025
Sucking on a straw lowers the air pressure inside the straw, while atmospheric pressure pushes down on the fluid outside the straw—causing the fluid to move up and into one’s mouth. Because of the limits of atmospheric pressure, a 35-foot-long straw would never work at sea level. Straws don’t work at all in space, because there is no atmospheric pressure.
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How Do Microwaves Work?
Microwave ovens were life altering from the moment they began humming and heating in homes of the 1970s. The sprinter to the conventional oven’s cross-country runner, microwaves quickened the process of cooking and reheating meals, saving time and increasing the potential for leisure over work. The
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Jan 26
Has anyone ever skied down Mt. Everest? -
Jan 25
Which TV show broke the U.S. Navy’s color barriers before the military branch did? -
Jan 24
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Jan 23
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Jan 22
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Jan 21
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Jan 20
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Jan 19
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Jan 18
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Jan 17
Which vegetable once had no singular noun?