Question: Part A: What magnitude of force must the worker apply to move the crate at constant velocity? Express your answer using two significant figures.
Part B: How much work is done on the crate by this force when the crate is pushed a distance of 4.3 ? Express your answer using two significant figures.
Part C: How much work is done on the crate by friction during this displacement? Express your answer using two significant figures.
Part D: How much work is done by the normal force?
Part E: How much work is done by gravity?
Part F: What is the total work done on the crate?