Question

Unstable atmospheric conditions lead to the formation of lightning and thunder in
a. nimbostratus clouds.
c. altostratus clouds.
b. altocumulus clouds.
d. cumulonimbus clouds.

Answer 1

D) Cumulonimbus clouds

Cumulonimbus clouds is known to be a dense, lowering vertical cloud that usually formed from water vapor that is carried by powerful upward air currents. Furthermore, this type of cloud is observed during a storms and can be referred to as thunderheads. Thus, cumulonimbus cloud usually forms alone in clusters and are capable of producing lightening and other dangerous severe weather such as tornadoes.

Answer 2

The correct answer is option D, cumulonimbus clouds

Reason -

Cumulonimbus clouds develops vertically and are referred to as unfair weather cumulus. They are formed when warm and moist air rises in the upward direction where it eventually cools and condenses into a Cumulonimbus clouds. As the condensation takes place, the air inside the cloud gets warmer than the air surrounding it. Due to this the air becomes unstable and the cloud keeps on growing vertically. As the cloud precipitates it bring hail, thunder storm and lightning.