Which statement best explains the relationship between mass and weight. a.mass increases, weight is decreases. b.mass increases, weight is increases. c.mass decreases, weight increases. d.there is no relationship

A2 kg ball travellng to the right with a speed of 4 m/s collidees with a 5 kg ball traveling to the left with a speed of 3 m/s. take right to be the positive direction. what is the total momentum of the two balls before they collide? what is the total momentum of the two balls after they collide?

Place me with this question is my last question

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)