Newton's second law of motion is also known as the law

With i really need the correct answer!

What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.

The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?