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What is the Mercalli scale?

Answer 1

The Mercalli Intensity Scale is a method of measuring earthquake intensity.

The Mercalli Intensity Scale is a method of measuring earthquake intensity. It measures the damage from earthquakes and the observed effects. Lower numbers indicate intensity likely felt by people and higher numbers indicate damage to structures and buildings.

The Modified Mercalli Intensity Scale is still used today and can be found in the image below.

Other intensity scales include the Richter Scale .

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Answer 2

Isaac Abel

The Mercalli scale is a measure of the intensity of an earthquake based on observed effects and damage at a given location, rather than on the earthquake's seismic energy as measured by the Richter scale. It is named after Italian volcanologist Giuseppe Mercalli, who developed the scale in 1902.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.