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contact force
Definition
A contact force is a force that is caused by two things touching each other.
For example, when you push a ball, the force you are applying is a contact force.
Contact forces can be pushing or pulling forces.
How can the word be used?
The contact force between the tires and the road is what allows the car to move forward.
Different forms of the word
Noun:
Contact force: A force that acts between two objects that are in contact with each other.
Adjective:
Contact force: Of or relating to a contact force.
Etymology
The word "contact force" comes from the Latin word "contactus", which means "touch". It is made up of the prefix "con-", which means "together", and the verb "tangere", which means "to touch".
Question
What is a contact force?