Define* focus* epicentre
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Focus- a point inside earth surface from where the earthquake starts. It is always hidden inside the earth. Focus of earthquake may be found on depth of 100-200 km
namitadhariwal:
Epicentre- it is a point on earth surface which records the sesmic waves for the 1st time. The maximum destruction from earthquake is caused on epicentre. It is located just perpendicular to focus.
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The point inside the crust where the pressure is released is called the focus . The point on the Earth's surface above the focus is called the epicentre . Earthquake energy is released in seismic waves. These waves spread out from the focus.
CharmingHeart19☃️
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