What is Acid Rain?
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
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A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...