EARTH SCIENCE
EARTHQUAKES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -The National Earthquake Information Center now locates about 20, 000 earthquakes around the globe each year, or approximately 55 per day.
Detailed explanation-2: -The National Earthquake Information Center (U.S.) reports 12, 000-14, 000 earthquakes a year around the world, or 35 a day. Throughout the world, there are one “great” (magnitude 8.0 or more), 18 “major” (7.0-7.9), 120 “large” (6.0-6.9) and 1, 000 “moderate” (5.0-5.9) earthquakes in an average year.
Detailed explanation-3: -Earthquakes happen every day all over the world, along both tectonic plate edges and interiors. Earthquakes occur along faults, which are fractures between blocks of rock that allow the blocks to move relative to one another.
Detailed explanation-4: -It is estimated that there are 500, 000 detectable earthquakes in the world each year. 100, 000 of those can be felt, and 100 of them cause damage.