Date post: | 25-Dec-2014 |
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Education |
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Motion:Motion:
Falling BodiesFalling Bodies
AristotleAristotle
EarthEarth WaterWater AirAir FireFire
AristotleAristotle• the speed at which
something falls is proportional to its weight
• and inversely proportional to the density of the medium through which it falls
• the speed at which something falls is proportional to its weight
• and inversely proportional to the density of the medium through which it falls
GalileoGalileo
fall faster?or slower?fall faster?or slower?
in a vacuum, all objects fall
at the same rate
in a vacuum, all objects fall
at the same rate
water clock
Distancetravelled
Distance fallen is proportional to the square
of the time
Distance fallen is proportional to the square
of the time
1
4
9
16
25
Isaac NewtonIsaac Newton
• References: