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Old Answer:
Earthquakes are caused by an abrupt shift of rock along a fracture in the Earth.
Most earthquakes are caused by slow movements inside the Earth that push against the Earth's brittle, relatively thin outer layer, causing the rocks to break suddenly. This outer layer is fragmented into a…
My answer:
If you're doing homework with a fill-in-the-blank, it's 'liquifaction.'
This process is known as liquifaction, and converts the soil/water mis into a fluid. When the external exciting force is removed, the components revert to their natural states of rest.
It's called liquefaction. It is when the soil becomes more like a liquid during an earthquake.
Please see the related question for more information.
Liquefaction.
liquefaction
Liquefaction or Liquidfaction :)
Water
liquifaction
aftershock
Tremors
L waves are the slowest moving of all waves, so the most intense shaking usually comes at the end of an earthquake.
fault
liquifaction
Soil liquefaction
Shaking baby syndrome
The amount of shaking produced by an earthquake at a given location is called the intensity.
an earthquake
An earthquake.
The violent shaking of the brain is called a concussion. It can occur due to a sudden impact to the head, causing the brain to move rapidly back and forth within the skull. Symptoms can include confusion, dizziness, and memory loss.
aftershock
Tremors
moment magnitude
That's called an earthquake.
Because the earth is "quaking" (shaking), hence the name earthquake.