If force F = 0, what is the work done W?

1 A force of 7 N does 56 J of work on an… 2 How does velocity differ from speed in the context of describing motion? 3 How many laws of motion did Isaac Newton formulate? 4 In the absence of gravitational attraction, propulsion of a rocket is ______. 5 What is the dimensional formula of mechanical energy, the total energy due… 6 A simple machine may allow a person to use a smaller force…