Ineed on putting this diagram in order.

According to social exchange theory, altruistic behaviors benefit the individual who performs them. t/f

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?

How does an observation about an object differ from an inference about that object