what is friction ? why is fricition necessary
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Answer:
- Friction is the resistance to motion of one object moving relative to another.
- Friction is that external force. Without friction, we will not be able to stop moving objects. Also, friction provides reaction force which helps us to walk, write, hold onto objects, and fix nails onto walls.
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Answer:
friction is a force that acts to stop the movement of two touching things. Two kinds of friction are static and kinetic.
Explanation:
friction can be useful force because it prevents our shoes slipping on the pavement when we walk. When you walk, friction is caused between the tread on shoes and the ground .
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