Multiple choice

Which of the following statements is/are not true in relation to earthquake?

  1. The point of rupture is called the 'focus' and may be located near the surface or deep below it.

  2. Earthquake whose focus lies more than 300 km below the earth's surface is called 'deep focus earthquakes'.

  3. Deep focus earthquakes are very destructive.

  4. All of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Deep focus earthquakes are rarely destructive because by the time the waves reach the surface, the impact reduces. Shallow focus earthquakes are more common and are extremely damaging because of their proximity to the surface.

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