Charles's law relates volume of a gas to its:

Which gas law states that pressure is inversely proportional to volume at constant temperature?

Which of the following best defines heat?

The efficiency of a heat engine is defined as the ratio of:

The internal energy of an ideal gas depends only on its:

Which of the following best describes 'latent heat'?

Sublimation refers to the direct change of state from:

A calorimeter is used to measure:

The distance between two consecutive crests of a wave is called:

Which of the following is the best conductor of heat?

The number of complete waves passing a point per second is called: