What is/are correct concerning the reflected pulse? A) The reflected pulse has a greater speed than that of the incident pulse. B) The reflected pulse has a greater ampli- tude than that of the incident pulse. C) The reflected pulse forms a crest. D) The reflected pulse forms a valley.

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.