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How prairie dogs use the Bernoulli’s principle.
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How prairie dogs use the Bernoulli’s principle.
In order to ensure sufficient oxygen within their burrow, one of the entrances is built with a raised mound of dirt, while the other is not. This determines different wind velocities and different pressures + natural ventilation
有趣
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twitter.com)
•
Massimo
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🇺🇸 SCOTT JENNINGS: JUDGES ARE CREATING A CONSTITUTIONAL CRISIS
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🇺🇸 SCOTT JENNINGS: JUDGES ARE CREATING A CONSTITUTIONAL CRISIS
“There’s a difference between complying with the law and district court judges setting broad federal policy reserved for the President.
We have a constitutional crisis caused by these judges.
They’re not here to
btc
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twitter.com)
00:01:03