A car is driving down the road and has 15,000 J of kinetic energy. If comes upon a snowy area and the driver hits the brakes so that it is going half as fast, what is its new kinetic energy?

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?