(3 × 10^5) × (4 × 10^4)? Give your answer in standard form

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.

Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

Atoms in a molecule are bonded together by sharing gaining or losing_