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2 cards from this section. Quick, good the night before a test.
Define the center of mass.
What does average position mean in this context?
Give a simple example of center of mass in action.
Think about balance!
What does the center of mass indicate?
Think about how mass is distributed.
True or False: The center of mass of a moving vehicle changes depending on the positions of its passengers.
Consider what affects the motion of the vehicle's center.
A skateboarder pushes off a wall, causing the skateboard to move. Describe how the center of mass of the skateboarder-skateboard system acts when the skateboard moves away from the wall.
Think about the action-reaction forces at play.
In a system of two children on a seesaw, one weighs significantly more than the other. Define how the COM will change as the heavier child moves further away from the pivot.
Consider how mass distribution affects equilibrium.
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