CAN SOMEONE ANSWER MY PREVIOUS QUESTION IN PHYSICS

How do we measure or think of speed in the united states?

What is the measurement of how fast an object moves relative to a reference point?

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.