GEOLOGY

EARTH SCIENCE

NATURAL HAZARDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which is a funnel cloud that causes damage on land?
A
cloud
B
tornado
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Tornadoes are funnel-shaped rotating clouds that arise as a result of violent thunderstorms. They stretch from a thunderstorm to the ground with intense winds averaging 30 miles per hour.

Detailed explanation-2: -Funnel clouds or ‘tuba’ are extending, spinning fingers of cloud that reach towards the ground, but never touch it. When they do reach the ground they become a tornado.

Detailed explanation-3: -The ‘tuba’ cloud feature can be found amongst two cloud types: cumulonimbus and cumulus. Translated from latin, meaning tube, the two types of tuba clouds are respectively abbreviated as ‘Cb tub’, and ‘Cu tub’. You most likely know tuba clouds by their more commonly known name, the funnel cloud.

Detailed explanation-4: -A tornado is often made visible by a distinctive funnel-shaped cloud. Commonly called the condensation funnel, the funnel cloud is a tapered column of water droplets that extends downward from the base of the parent cloud. It is commonly mixed with and perhaps enveloped by dust and debris lifted from the surface.

Detailed explanation-5: -Cumulonimbus clouds are associated with extreme weather such as heavy torrential downpours, hail storms, lightning and even tornadoes. Individual cumulonimbus cells will usually dissipate within an hour once showers start falling, making for short-lived, heavy rain.

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