According to their web site on September 20, 2019, Rolla Municipal Utilities charges 8.9¢/kWh for residential electricity. A 100W light bulb is left connected to a 120V outlet for a week while the resident is away. a. Determine the cost of leaving the light bulb on. b. Determine the number of electrons that pass through the light bulb.

Gunpowder residue is most likely to show up where on a shooters hands

Astone is dropped from a cliff and falls 9.44 meters. what is the speed of the stone when it reaches the ground? a. 13.6 m/sec b. 1.39 m/sec c. 185 m/sec d. 9.80 m/sec

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up