A 0.10 kg piece of copper, initially at 95 °C, is dropped into 0.20 kg of water contained in a 0.28-kg aluminum calorimeter; the water and calorimeter are initially at 15 °C. What is the final temperature of the system?

Diamond will scratch quartz. true or false

For which pair of objects would adding the same a

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?