Recent content by clevername

I'm not really sure what you mean by what is the speed of the box. If it's dropped into the truck, I would guess it's the same as the truck. Also, I think you are misreading my initial post, and referring to the 3rd partys logic as my own. I think - according to the problem... that the mass will...

Well, I stated what I thought. It doesn't match with the thoughts of a person who was more seasoned in physics, so I'm trying to get some more input here.

Homework Statement A truck moves on its own horizontally on a frictionless road. A big box is dropped in the bed of the truck, and they continue to coast. a) Does the horizontal momentum of the system(truck+box) change? Justify answer with relevant theorems. b)Does the speed of the truck...