2. The table below shows four different metals and their corresponding work functions.​

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane

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.

If a star is moving toward earth, it is