Answer:
Step-by-step explanation:
Force and Motion are everywhere like daily traffic, amusement parks and gymnastic. This to physical magnitudes are everywhere because all objects are relatively moving, and to do that a force is needed to being applied, because force means to give acceleration to a body, which can cause movement, in case it doesn't, it's said that the system is in equilibrium.
a boy pulling a toy train, the boy is
interacting with an object while applying a force to it,
another example of contact forces is friction.
A contact force is when two interacting
objects
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