What is the first velocity of the car with three washers at the 0.25 meter mark? m/s What is the second velocity of the car with three washers at the 0.50 meter mark? m/s

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

Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?

What determines the amount of inertia an object has