Video Instruction
Visualizing Newton's 3rd Law - Frank Noschese - John Jay H.S.
Even Number!!! Why?
3rd Law of Motion
Forces Always
A lamp applies a force of 10 N to a table.
UP
Earth pulls
That's half the story...
You pull up on the earth. Equal. Opposite.
Magnetically Coupled Pendula 2
Magnetically Coupled Pendula 2.mov
The more active bouncing magnet applies a force on the slower magnet on the opposite side. By applying a force it receives a force and therefore slows down.
Paul Hewitt Question
A heavy rock and a light rock in free fall (zero air resistance) have the same acceleration. The reason the heavy rock doesn’t have a greater acceleration is that the A. force due to gravity is the same on each. B. air resistance is always zero in free fall. C. inertia of both rocks is the same. D. ratio of force to mass is the same. E. None of these.
Isaac Newton
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