Summers are warm enough, but winters include freezing temperatures in both the air and soil. Plants surviving here must be able to tolerate frosts and freezes. The Polar Circles. At each pole is a circle of land: the Arctic Circle including the north pole and the Antarctic Circle including the south pole.
In English we add those letters to make a word. According to the Oxford English Dictionary itâs an Old English word derived from Saxon and West Germanic words. It may be used as a noun to refer to a bucket or to something that plugs up something. In the case of a stop sign, however, it would not seem to be a noun. That would make the sign an announcement: âHere is something that plugs up something else.â Thatâs true in a way. A stop sign does momentarily impede cars but is that the intent of the author (in this case the city council) of the sign? Probably not. So, we move on to the the next possibility: a verb.
A stop is a measure of exposure relating to the doubling or halving of the amount of light. Image by Hamed Saber. The amount of light captured while taking a photo is known as the exposure, and it's affected by three things - the shutter speed, the aperture diameter, and the ISO or film speed. These are all measured using different units, so the concept of stops was invented as a convenient way to compare them.