Calculate the kinetic energy of running kitten that has a mass of 4 kg and velocities of 2 m/s

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s

What is the energy of a photon of ultraviolet radiation with a frequency of 4.4 × 1015 hz? planck’s constant is 6.63 × 10–34