A boulder following a straight-line path at constant velocity has ...

[amal]

A boulder following a straight-line path at constant velocity has
 
  A) a net force acting upon it in the direction of motion.
  B) zero acceleration.
  C) no forces acting on it.
  D) none of the above

Question 2

Nellie pulls on a 10-kg wagon with a constant horizontal force of 30 N. If there are no other horizontal forces, what is the wagon's acceleration?
 
  A) 0.3 m/s2
  B) 3.0 m/s2
  C) 10 m/s2
  D) 30 m/s2
  E) 300 m/s2

[jjorrostieta]

Answer to Question 1

Answer: B

Answer to Question 2

Answer: B