Flashcards
Center of Mass
Flashcards do conjunto (5)
- 1What is the center of mass of a system?Center of mass simplifies systems of objects to treat them as a single point. It is the weighted average of the position of the objects.
- 2How do you estimate the center of mass of 2 unequal mass objects?The center of mass is always proportionally closer to the heavier object.
(2M - - -x- - - - - - M) - 3When the net external force on a system is zero, the velocity of the center of mass ________________stays constant
(this is a variation of Newton's 2nd law) - 4__________ forces do not affect the velocity of the center of mass of a system, but _____________ forces do.Internal . . . net external
(Newton's 2nd law variation) - 5Objects tend to rotate around their _________ __ ______ when no other pivot point is likely.Center of Mass
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- Key facts for center of mass
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- David Shipp
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