Earthquakes and Seismic Waves Answers

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How does the Richter scale measure an earthquake?

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How does the Mercalli scale measure an earthquake?

Answer:

The Mercalli scale measures an earthquake’s intensity by describing how strongly it is felt and the damage or other effects it causes at a location. It ranges from I to XII, and its rating can differ from one place to another during the same earthquake.

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S waves are also known as

A
primary waves.
B
secondary waves.
C
surface waves.
D
focus waves.
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How does the energy from an earthquake reach the surface of Earth?

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