Which gas law is concerned with the effect of temperature on gas pressure, assuming constant volume?

The correct choice focuses on Charles' Law, which specifically describes the relationship between temperature and volume of a gas at constant pressure. In the context of the question about gas pressure, it's important to note that while Charles’ Law itself centers around volume, its principles can be relevant to understanding how temperature influences pressure in a constant volume scenario.

When temperature increases, gas molecules move more rapidly and collide with the walls of their container more forcefully, leading to an increase in pressure if the volume is held constant. This relationship illustrates that at constant volume, gases do not behave independently of temperature; rather, pressure is directly proportional to temperature.

Understanding this connection reinforces the importance of Charles' Law in aerospace physiology, particularly when considering how changes in temperature at high altitudes can affect gas behavior, which is crucial for pilots and aerospace professionals to grasp in managing cabin pressure and ensuring safety.