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Applied Science Fri 21 Dec 2018 at 11:01:31
Fascinating Science: How a Crookes radiometer works

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Fascinating Science: How a Crookes radiometer works
Applied Science
Published on Nov 3, 2014

A Crookes radiometer is driven by a thermal gas effect,
and not "light pressure" as often thought.
I demonstrate the radiometer in a vacuum chamber and explain its optimal running pressure.
https://en.wikipedia.org/wiki/Crookes_radiometer_...
HTTPS://youtu.be/r7NEI_C9Yh0

30 years ago 1990
i was on a snowy gletsjer mountain in kaprun / sell am see austria
there was a weather station on top 4km or 2500 meters high
i believe i have seen more or less something like this
on the wheater station
always stayed in my brain in the directory unsolved
Yesterday i was reorganising my brain
and plop, there it whas again
every now and then it comes floating into my mind
nowadays whe have internet and google

But what have i seen
was it realy something like this
i think there was even some crank connected to it
Do u know?

Solar Power Crookes Radiometer Model Educational Equipment - TRANSPARENT
GearBest Crookes RadioMeter



BrainStuff - HowStuffWorks
Published on Jun 9, 2014
Josh Clark Explains the science behind this seemingly magical gizmo.GearBest Crookes RadioMeter


Well done / made video


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