: What is an aftershock, and why are they dangerous in the book?
The intensity of the shock is measured on the Modified Mercalli Intensity Scale (I to XII), which describes the effects of the quake, rather than the magnitude (energy released), measured by the Richter or Moment Magnitude scale. A magnitude 7.0 quake releases energy equivalent to detonating 477,000 tons of TNT. disaster strikes earthquake shock comprehension questions
When disaster strikes in the form of an earthquake, the initial "shock" is technically known as the (Primary wave), followed seconds later by the destructive S-wave (Secondary wave) and surface waves. However, to the victim on the street or in a high-rise building, the experience is a singular, terrifying chaos. : What is an aftershock, and why are