A cart with a mass of 120 kilograms and a velocity of 3.5 meters per second collides with a stationary dumpster. Both the cart and the dumpster are free to roll in any direction. The cart and the dumpster stick together after the collision. What other information is needed to determine the final momentum of the dumpster? A. the mass of the dumpster B. the initial velocity of the dumpster C. the kinetic energy of the cart before the collision

During the apollo moon missions, astronauts were concerned about the effects of newton's third law of motion when: o a. they ejected waste water, because they were concerned that it would push them off course. o b. they reentered earth's atmosphere, because they were carrying heavy moon rocks. o c. they took off from earth, because a large force was required to generate large acceleration. o d. they detected incoming space debris, because the inertia of the debris could damage their ship.

2. circled insects have mutations, or changes to their dna. how many of the offspring insects in this generation have mutations?

Two positive charges are equal. which has more electric potential energy?