There are two ways to live your life - one is as though nothing is a miracle, the other is as though everything is a miracle. 

- Einstein

 

 

Free Fallin'

http://www.tompetty.com/

 

 

 

 

I. Motion of objects moving freely under the force of gravity.

 

 

 

Free Fall (NOT!)

 

 

Galileo (1564 - 1642)

 


Credit: Original portrait by
Justus Sustermans painted in 1636.

 

 

 

 

Effect of Mass On Free Fall
Rutgers U.

 

 

Click on the Arrow

 

 

Free Fall - D vs. t Plot
Rutgers U.

 

 

Distance and Time
Rutgers U.

 

 

 



St. Mary's Physics

 

 

Gravity/Moon - Feather & Hammer
NASA

 

 

 

 

All objects falling near
the surface of the earth
accelerate at a constant rate
 of -9.8 m/s
2

(neglecting air resistance)

 

 

g = - 9.8 m/s2

 

Rounding off g we get -10 m/s2

 

 

 

Ex) An object thrown upward at
+40 m/s

 

 

 

| Larger |
St. Mary's H.S. Physics

 

 

 

A. Motion diagram for free fall on any planet or moon

 

 

Acceleration
due to gravity
is CONSTANT
near the surface
of any planet
 or moon.

 

 

 

 

Label the slope pictured above
that could be Jupiter? Moon?

 

 

 


 Top Line: Jupiter

Bottom Line: Moon 

 

 

 

 

 

 

 

What does the d vs t plot for
free fall look like?

 

 

 

 

 

 

 


 

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