Difference between revisions of "Ball and feather in air/vacuum"
		
		
		
		
		
		
		Jump to navigation
		Jump to search
		
				
		
		
		
		
		
		
		
	
| Line 10: | Line 10: | ||
| ==Instructions== | ==Instructions== | ||
| + | bla bla bla | ||
| ==Keywords== | ==Keywords== | ||
Revision as of 14:18, 9 June 2014
PIRA index: 1C20.10
Description
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.
Equipment
- ...
- ...
Instructions
bla bla bla
Keywords
ball, drop, feather, vacuum
