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Forces 1.1
Nature of Force
Question | Answer |
---|---|
A push or a pull | force |
SI unit measuring strength of a force | newton |
The combination of all forces acting on an object | net force |
To find net force for two forces acting in opposite directions | subtract |
To find net force for two forces acting in same direction | add |
If two forces acting in opposite directions are equal | no net force |
Can cause an object to start moving, stop moving, or change direction | unbalanced forces |
Equal forces on one object in opposite directions | balanced forces |
Unbalanced forces cause | motion |
Balanced forces do not change an object's | motion |