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Unit 3 L2
Forces & Motion
Term | Definition |
---|---|
force | Any push or pull by one object on another |
friction | A force that opposes the motion of one object moving past another |
air resistance | A force that opposes the motion of objects moving though air |
balanced forces | Forces that act together on an object without changing its motion |
unbalanced force | forces that do not cancel each other out and that cause an object to change its motion |