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Nick Blair
Chapter 2
Question | Answer |
---|---|
What is a push or pull | force |
The strength of a force is measured in this unit. | newton |
The combination of all the forces on an object | net force |
The force that two surfaces exert on each other when tney rub against each other | friction |
When two solid surfaces slideover each other | sliding friction |
Acts between ob jects that aren't moving | static friction |
When an object rolls across a surface | rolling friction |
When a solid object moves through a fluid | fluid friction |
is a force that pulls objects toward each other | gravity |
is a measure of the amount of matter is an object | mass |
is a measure of the force of gravity on an object | weight |