ALBANY — Sudden temperature drops can prompt your car’s tire pressure alert to light up. But the arrival of frigid air can also cause problems for the machines drivers rely on to pump up soft ...

When you blow into the bottle, the egg acts like a one-way valve. Air gets past it going in but can't escape easily. This builds up pressure behind the egg until there's enough force to push it out - ...

The water gas molecules will occupy all the space inside the can since the air molecules have been pushed out. The hot gas molecules are the same pressure as the air outside the can. When the can is ...