Day 20: Math and physics at the Children’s Museum

After flying back from Atlanta, we made a brief stop at the Children’s Museum of Baltimore.

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I call this “baby in a hyperboloid”.

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This was a great toy at the museum. So much to explore here with physics. As you fill it with water, the rotational inertia must increase, but so must the pressure, and thus the speed of the jets. So what rate of water flow into the cylinder will produce the greatest rate of rotation?

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About John Burk

The ramblings of a physics teacher.
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