A force of 10 N acts on an object for 2 seconds. What is the impulse of the force?
Correct: C
The impulse of the force can be calculated using the formula J = F * t, where J is the impulse, F is the force, and t is the time. Given F = 10 N and t = 2 seconds, we can calculate J = 10 * 2 = 20 Ns.