HOMESCHOOL AND DISTANCE LEARNING
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Lesson 4: Gravity

How Galileo mathematically described the physics of falling objects. - posted from ,

It was not until Galileo studied the motion of falling objects that it became clear that, in the absence of air resistance, gravity causes all objects to fall at the same rate.


Centrifugal Force - posted from ,


Video on Centripetal force - posted from ,

Cute short little video connects Newton's second law and centripetal force.