Need

i don't know how to complete the graphic organizer

Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?

According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?

Two carts, one of mass 2m and one of mass m, approach each other with the same speed, v. when the carts collide, they hook together. assume that positive momentum is to the right. which graph best represents the momentum of both carts over time, before and after the collision?