Lesson 1: Introduction to Forces Answers

A bulldozer does 4,500 J of work to push a mound of soil to the top of a ramp that is 15 m high. The ramp is at an angle of 35° to the ground. How much force did the bulldozer apply to the mound of soil? Round your answer to two significant figures.

If a car used 260,000 W of power to complete a race in 15 s, how much work did the car do?