A dry cell is used to Select one: A. decrease the number of electrons flowing in a circuit. B. decrease the potential energy of electrons within the cell. C. increase the potential energy of electrons within the cell. D. increase the number of electrons flowing in a circuit.

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec

Explain why you think this diagram shows what happened to the carbon in the biodome.

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell