When is it cold enough to snow?
Snow forms when the atmospheric temperature is at or below freezing (0 degrees Celsius or 32 degrees Fahrenheit) and there is a minimum amount of m...
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Where does salopian come from?
The term "Salopian", derived from "Salop", is still used to mean "from Shropshire". Salop can also mean the county town, Shrewsbury, and in histori...
Which constellation is shaped like a w?
The constellation of Cassiopeia, the Queen, was one of the 48 constellations detailed by the Greek astronomer Ptolemy in the 2nd century AD. The co...
Which compound is an exception to the octet rule?
The two elements that most commonly fail to complete an octet are boron and aluminum; they both readily form compounds in which they have six valen...
Where did kayak come from?
Kayaks were invented by the native people of Arctic North America. The first people in the world to build and use kayaks were Inuit, Aleut, and Yup...
