What units are used for work done? Give the full name, not the symbol.

Current enters a circuit at a: 1.positive terminal 2.negative terminal 3.low potential side 4.resistor

The human body stores chemical energy from digested food. some of the chemical energy is converted into mechanical energy when the body moves. which statement best supported by this information

Which statement correctly describes a step-up transformer? a. it increases the amount of electric energy available. b. it increases the voltage of an electric current. c. it changes direct current into alternating current. d. it has more loops of wire in its primary coil.