Differentiate between air pressure and atmospheric pressure

Air pressure is what you measure with a tire gauge. Atmospheric pressure is what you measure with a mercury barometer. ... Pressure is the amount of force per unit area that a gas exerts on a surface

Explanation:

Atmospheric pressure is the pressure of the atmosphere, while air pressure is more general. For example, you can use a gauge to measure the air pressure in your tires

the first american roller coaster was the mauch chunk switchback railway, built in the mountains of pennsylvania in the mid-1800s. the track, originally built to send coal to a railway, was reconfigured as a "scenic tour."