explain it me clearly , it is 100 point be serious
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Answers
Answer:
1]contact force is a force that needs contact to occur.
eg. frictional force,muscular force.
3]force can move a stationary object.
force can stop a moving object.
force can change the direction of a moving object.
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Answer:
1. A contact force is any force that requires contact to occur.[1] Contact forces are ubiquitous and are responsible for most visible interactions between macroscopic collections of matter. Moving a couch across a floor, pushing a car up a hill, kicking a ball or pushing a desk across a room are some of the everyday examples where contact forces are at work.
2. sorry for this but I can't understand your question
3.The Effects of Forces. A force acting on an object may cause the object to change shape, to start moving, to stop moving.
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