Difference between revisions of "Ball and feather in air/vacuum"
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__NOTOC__ | __NOTOC__ | ||
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| + | Back to [[1C_-_Motion_in_one_dimension|1C - Motion in one dimension]]<br> | ||
PIRA index: 1C20.10 | PIRA index: 1C20.10 | ||
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*Vacuum pump | *Vacuum pump | ||
*Clear flexible tubing | *Clear flexible tubing | ||
| − | + | *Power cable | |
| − | + | *Extension cord | |
==Instructions== | ==Instructions== | ||
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==Images & Movies== | ==Images & Movies== | ||
<gallery> | <gallery> | ||
| − | File: | + | File:1C20.10_1.JPG|Figure1 |
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</gallery> | </gallery> | ||
| + | {{#widget:YouTube|id=0rAob6A8ms0}} | ||
Latest revision as of 14:05, 11 October 2017
Back to 1C - Motion in one dimension
PIRA index: 1C20.10
Description
A feather falls more slowly than a ball down a tube due to air resistance. When the tubes are evacuated, both the feather and ball fall with equal speed.
Equipment
- Double tube assembly
- Vacuum pump
- Clear flexible tubing
- Power cable
- Extension cord
Instructions
With both cylinders in air, rotate the tubes by 180 degrees...
Keywords
ball, drop, feather, vacuum
Images & Movies
Figure1
