Friction is used to refer to forces that resist relative motion, in general,whereas viscosity refers specifically to resistive forces that occur between layers of a fluid when fluids attempt to flow. Fluid friction is the force that resists the movement of a solid object through a fluid(liquid or gas). Sky divers falling down through the sky experience a type of fluid frictioncalled air resistance.
Answer:
I think your answer might be letter C
Explanation:
If it is wrong I am so sorry forgive me if it is wrong let me know please ok.
The cathode ray experiment showed that they were both negative and positive charges in the atom. This led him to theorize that the charges MUST be spread out evenly throughout the atom. this is the plum-pudding model