Answer:

- The use of Earthquake is a A seismograph, or seismometer, is an instrument used to detect and record earthquakes. Generally, it consists of a mass attached to a fixed base. Seismograph generally refers to the seismometer and its recording device as a single unit.

- A pandemic is the spread of a new disease around the world. Health experts and scientists agree that it means a surge in illness over a large area. But there's some dispute about other ways to define a pandemic, like whether the disease is new, whether it's spread in a short time, and how severe it is

- Volcanic materials ultimately break down and weather to form some of the most fertile soils on Earth, cultivation of which has produced abundant food and fostered civilizations. The internal heat associated with young volcanic systems has been harnessed to produce geothermal energy.