Distinguish between
Primary waves and Secondary waves
TNSCERT Class 7 Geography Ch1. The Earth -Its Structure and Tectonic movements
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Primary Waves :
First wave from the focus.
Push pull wave that can travel through solids and liquids.
Fastest Wave.
Secondary Wave :
Slow wave from the focus.
Vibrates from primary and secondary waves, that reach the surface.
Produce most damage.
Stronger near the epicenter.
First wave from the focus.
Push pull wave that can travel through solids and liquids.
Fastest Wave.
Secondary Wave :
Slow wave from the focus.
Vibrates from primary and secondary waves, that reach the surface.
Produce most damage.
Stronger near the epicenter.
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