Force & Motion
Force, motion, mass, gravity, machines, how does it all fit together?
Overview
Objects In Motion
Simple Machines
Lab Zone
Welcome to the ....
What can change a marble's speed?
How does friction affect motion?
What happens when uneven forces act on an object?
How can a machine ring a bell?
What tasks can a machine do?
How many books can you lift with your little finger?
Vocabulary
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How does friction affect motion?
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