Question

what forces acts perpindicular to the surface of the object in contact with?​

Answer 1

Normal force

• Normal forceNormal force always acts perpendicular to the contact surface. It can act counter to gravity or to any other force that pushes an object against a surface. Think of normal force as the force that keeps a surface solid; without normal force, an object would pass right through a surface.

Answer 2

Answer:

normal force..............