A magnetic storm is a worldwide disturbance of Earth's magnetic field caused by disturbances there
The 2 most commonly used temperature scales, each named for its inventor
"Seasonal" term that describes the cold & dark weather that nuclear war could bring
The Pleistocene epoch of extensive glaciation in Europe & America is also called this
The temperature & humidity conditions characteristic of Santa Ana, Foehn & Chinook winds
Airplanes can trigger bolts of this when traveling through electrified clouds
Air is described as supersaturated when the relative humidity is higher than this percent
Season of the year when Arizona has its "monsoons"
An increase in air temperature at higher altitudes is unusual & is called this
To avoid the sun's glare at the beach, wear these tinted accessories