If an object’s mass is constant, what is its momentum proportional to?

1. Its velocity
2. Its weight
3. Its displacement
4. Its moment of inertia

Which type of current is produced by a wire breaking magnetic field lines and changing the polarity? a. alternating b. direct c. straight d. alternating and direct

Can somebody explain to me how newton's 3rd law relates to momentum? ~ap physics 1

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.