Question

Friction between solids can be most accurately defined as the force that

opposes the sliding motion of two ____ that are touching each other.



A.forces

B.directions

C.surfaces

D.weights

Answer 1

C

Step-by-step explanation:

Answer 2

C. Surface

Step-by-step explanation:

The answer is already in the question "that are touching each other" from all the choices, only surface make sense.