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Force and friction
Question | Answer |
---|---|
Identify the non contact force A- applied force B- magnetic force C- frictional force | B- magnetic force |
What are the two types of friction? A- lubrication/sliding B- sliding/ball bearing C- rolling/sliding | C- rolling/sliding |
The force which opposes the movement of and object when it travels through air or water? A- gravitational force B- drag force C- frictional force | B- drag force |
Friction is a: A- contact force B- electrostatic force C- none of these | A- contact force |