Author Question: A 1-kg ball is thrown at 10 m/s straight upward. Neglecting air resistance, the net force that acts ... (Read 60 times)

2125004343 · **on:** Jul 29, 2018

A 1-kg ball is thrown at 10 m/s straight upward. Neglecting air resistance, the net force that acts on the stone when it is halfway to the top of its path is about

A) 1/2 N.
B) 1 N.
C) 5 N.
D) 7.5 N.
E) 10 N.

Question 2

If more horizontal force is applied to a sliding object than is needed to maintain a constant velocity, the object

A) accelerates in the direction of the applied force.
B) accelerates opposite the direction of the applied force.
C) experiences greater friction.
D) none of the above