GEOLOGY

EARTH SCIENCE

NATURAL HAZARDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When large amounts of water quickly overflow a boundary, a ____ has occurred.
A
flash flood
B
regular flood
C
landslide
D
None of the above
Explanation: 

Detailed explanation-1: -Flash Flood-This type of flood occurs when there is high intensity of rainfall for a short period of time such that the ground and the drainage system cannot absorb or intake water as quickly as it falls. This type of flood lasts for a small period of time but poses a serious threat to life and property.

Detailed explanation-2: -Flooding is a type of extreme weather. Flooding happens when there is heavy rainfall in a short amount of time. A flood happens when water overflows or soaks land that is normally dry.

Detailed explanation-3: -A flash flood occurs when water overflows on or inundates land that is normally dry. Rivers can overflow their banks to cause flooding, and sea waters can be pushed towards land by massive winds, which then causes flooding.

Detailed explanation-4: -Flash flood: A flood caused by heavy or excessive rainfall in a short period of time, generally less than 6 hours. Flash floods are usually characterized by raging torrents after heavy rains that rip through river beds, urban streets, or mountain canyons sweeping everything before them.

Detailed explanation-5: -Flash flood is rapid flooding of an area which is caused by largely tidal bores.

There is 1 question to complete.