What is friction? A. f net= ma B. the normal force C. the wearing down of surfaces D. forces opposing the motion of surfaces in contact with each other

Awalk up the phase change graph worksheet

Acombination reaction is when two or more combine to form one product. a decomposition reaction is when a substance breaks down into two or more simpler substances in a chemical reaction.

In order to do work, the force vector must be question 1 options: in a different direction than the acceleration vector. in a different direction than the displacement vector. in the same direction as the displacement vector and the motion. in the same direction as the acceleration vector.