Earthquake | Definition, Causes, Effects, & Facts | Britannica
2024年9月12日 · Earthquake, any sudden shaking of the ground caused by the passage of seismic waves through Earth’s rocks. Earthquakes occur most often along geologic faults, narrow zones where rock masses move in relation to one another.
Earthquake - Wikipedia
An earthquake is the shaking of the surface of Earth resulting from a sudden release of energy in the lithosphere that creates seismic waves. Earthquakes may also be referred to as quakes, tremors, or temblors. The word tremor is also used for non-earthquake seismic rumbling.
What were the world's deadliest earthquakes?
2018年10月5日 · Earthquake deaths accounted for 93 percent and 69 percent of disaster deaths, respectively. Both events (the Sumatra earthquake and tsunami of 2004 and the Port-au-Prince earthquake in 2010) are in the deadliest earthquake rankings below.
A list of the world's deadliest earthquakes in the past 25 ...
2023年2月9日 · The magnitude 7.8 earthquake that struck Turkey and war-torn Syria on Monday has killed more than 20,000 people. Here are some of the world's deadliest earthquakes in the past quarter-century.
What causes earthquakes? - National Geographic
2024年9月12日 · Here's what you need to know about where earthquakes typically occur, how earthquakes are measured, and the damage that the strongest earthquakes can cause.
Earthquakes 101 | National Geographic - YouTube
Earthquakes can leave behind incredible devastation, while also creating some of the planet's most magnificent formations. Learn about the geophysics behind ...
What is an earthquake and what causes them to happen?
An earthquake is caused by a sudden slip on a fault. The tectonic plates are always slowly moving, but they get stuck at their edges due to friction.