I’m not sure which answer to choose

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?

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

Which feature of a heating curve indicates a change ofn state