Question

A hockey puck slides across the ice at a constant velocity. Is it in equilibrium? Why or why not? Select ALL the answers that are true.

A hockey puck slides across the ice at a constant velocity. Is it in equilibrium? Why or why not? Select ALL the answers that are true.

Yes, it is in equilibrium.

There is no net force acting on it because there is no acceleration.

There is a net force acting on it because it's moving with a constant velocity.

No, it's not in equilibrium.

Answer 1

The first two answers are true.

Since F = M a and there is no acceleration there is no net force acting on the puck.