Question

QUESTION 6

Determine the linear momentum of a 2,800 kg houseboat going 3 m/s.

		9,100 kg.m/s
		7,200 kg.m/s
		8,400 kg.m/s
		9,800 kg.m/s

  

QUESTION 7

A ten-lb. sledge hammer is dropped from a height of 48 feet on a four-story building construction site. What is its potential energy just as it is starting to fall?

		638 J
		594 J
		650 J
		680 J

Answer 1