Who is this person and what game is he from

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

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?

Oxygen undergoes an isentropic expansion from 120 degree c and 280 kpa absolute to 140 kpa absolute. determine the final temperature of the oxygen and the amount of work per kg of o_2 produced in the process if it is adiabatic.