What is Relative Humidity?
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
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Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...
A type of cloud consisting mostly of small particles such as ice particles.
A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...
A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...