Magnitude Scales
Magnitude Earthquake Effects Estimated Number Each Year 2.5 or less Usually not felt, but can be recorded by seismograph. 900,000 2.5 to 5.4 Often felt, but only causes minor damage. 30,000 5.5 to 6.0...
View ArticleMagnitude Classes
Earthquake Magnitude Classes Earthquakes are also classified in categories ranging from minor to great, depending on their magnitude. Class Magnitude Great 8 or more Major 7 – 7.9 Strong 6 – 6.9...
View ArticleWhat to do during earthquake
What Should I Do Before, During, And After An Earthquake? What to Do Before an Earthquake Make sure you have a fire extinguisher, first aid kit, a battery-powered radio, a flashlight, and extra...
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Seismic waves
Seismic wave Seismic wave, vibration generated by an earthquake, explosion, or similar energetic source and propagated within the Earth or along its surface. Earthquakes generate four principal types...
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Seismogram
Seismogram seismogram is a graph output by a seismograph. It is a record of the ground motion at a measuring station as a function of time. Seismograms typically record motions in three cartesian axes...
View ArticleSubmarine earthquake
EARTHQUAKES UNDER WATER The moment magnitude scale (abbreviated as MMS; denoted as MW or M) is used by seismologists to measure the size of earthquakes in terms of the energy released. nderstanding...
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How many Km or miles does it take to circle the earth
Traveling around the world Earth is marginally bigger than Venus and almost double the size of mars. If you want to circle the earth by foot, the distance would be around 40.000 km or around 24.800...
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How many stars are there
How Many Stars in the Universe? There are about 1,000,000,000,000,000,000,000 stars in space, or about 10 raised to the 21 (10 21 power, roughly. Scientists estimate that there are about 1 000 000 000...
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Distance to the moon – How far is it
Distance to the moon – How far is it The distance to the moon varies quite a bit, and the average distance is 384,403 km or 238,857 miles. The closest range is 363,104 km or 225,622 miles and the...
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Flat earth theory
Is the earth really flat? 2018 has been an active year for conspiracies and flat earth theory has gained popularity since then. Although some good points can be made that the earth is flat, the facts...
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