When the driver applies the brakes of a light truck traveling 40 km> h, it skids 3 m before stopping. how far will the truck skid if it is traveling 80 km> h when the brakes are applied?

Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j

Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?

Which bonds are found inside a water molecule