If a person meets an accident, which of the following factors will have more effect on his Kinetic energy and hence on the fatality of the accident? A. velocity of the vehicle
B. Mass of the vehicle

Why do electron microscopes have higher resolving power than light microscopes?

Which changes of state do the labels represent? a: b: c:

Which configuration would produce an electric current? a) rotate a coil of copper wire between two magnets. b) connect a wire between a copper and zinc strip sitting in a beaker of water. c) connect a wire to the (+) positive end of a battery and the other end to a light bulb. d) connect a wire to the negative end of a battery and the other end to a light bulb.