It is called fog or mist. It is due to condensation of water. It is found in cold areas.
If local convection, or a pressure front, causes the cloud to change elevation, the water vapor will form into a different cloud type consistent with that altitude.
Non of your bizznes
No. Tornadoes themselves are a kind of violently rotating windstorm. The cloud of a tornado, known as the funnel, is found in most tornadoes but not all.
cumulonimbus
stratus
depends on what kind of mount. it is or the area
I think the word you're looking for is "electron cloud". That term already describes where electrons are found. It would be kind of silly to define "electron cloud" in such a way that it describes an area where electrons are not found, wouldn't it?
weather and altitude
It is a kind of biomes
cirrus cloud!
The spider with black pincers commonly found in your area is likely the black widow spider.
stratus, stratocumulus, and nimbostratus clouds