Hypocenter

The point or focus within the earth which is the center of an earthquake and the origin of its elastic waves. The location within the Earth where the sudden release of energy is ...

hypocenter

Earth science; Seismology

Also known as the focus, the hypocenter is the point of origin of an earthquake. It can be expressed with no fewer than three measurements: latitude, longitude, and depth.

hypocenter

Natural environment; Earthquake

An earthquake's hypocenter is the position where the strain energy stored in the rock is first released, marking the point where the fault begins to rupture. This occurs ...

Fukushima Daiichi nuclear disaster

Natural environment; Earthquake

The Fukushima Daiichi nuclear disaster is a series of equipment failures, nuclear meltdowns, and releases of radioactive materials at the Fukushima I Nuclear Power Plant, ...

2012 Indian Ocean earthquake

Natural environment; Earthquake

On 11 April 2012 an undersea earthquake struck near the Indonesian province of Aceh measuring at a magnitude of 8.6. There were initial fears that it would cause a subsequent ...

P wave

Natural environment; Earthquake

A seismic wave that involves particle motion in the direction of propagation.

Rayleigh wave

Natural environment; Earthquake

A seismic surface wave involving elliptical motion in a vertical plane oriented in the direction of propagation of the wave.

Richter scale

Natural environment; Earthquake

A scale ranging from 1 to 10 used to show the size of an earthquake.

Ring of Fire

Natural environment; Earthquake

The area around the pacific basin where a lot of seismic activity occurs, including the western coast of north and south america and east asian islands like japan.

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memed-out

An extreme feeling of frustration/being fed up, with the abundance of poorly wrought memes which are posted to social media-especially those that are ...