A Bohr Model and a Lewis Electron Dot Diagram of plutonium

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

When the mercury level in a barometer decreases that atmospheric pressure has

The graph indicates the running route for tobias. which best describes his run? from time 0 to 6, he went fast and then slowed down. from time 6 to 10, he was at his slowest. from time 12 to 14, he went very slow. from time 14 to 18, he went toward the starting point.