Anet force of 15 n is exerted on an encyclopedia to cause it to accelerate at a rate of 5m/s/s. determine the mass of the encyclopedia

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.

Considering only the earth's rotation, determine how much later the asteroid would have had to arrive to put the explosion above helsinki at longitude 25˚ e? this would have obliterated the city.

Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?