Answer:
The direction of the contact forces acting on a body is not necessarily perpendicular to the contact surface. The resolution of contact forces in two components i.e. perpendicular to contact surface and along surface. Perpendicular component is normal force and parallel component is friction.
Explanation:
The second one is correct not sure about the first one sorry
I guess it’s d) isobaric mate correct me if I am wrong :D
Answer:
True
Explanation:
Solids, Liquids, and Gases are all make up of <u><em>atoms and molecules. </em></u>
