There was an airplane crash, every single person on board died, but yet two people survived. how is this possible?

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 composition of water moves to begin a deepwater current?

Describe cytokinesis in plants and animals. in animals: in plants.