Describe What Happens in the Earth When an Earthquake Occurs

The lower crust and mantle have higher temperature than the. 1 point for a correct description of the movement of plates when an.

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It touches the smaller Juan de Fuca plate and they are.

. When an earthquake occurs different types of energy waves are generated. Such large earthquake impart large stresses into the Earths lower crust and mantle the layer between the crust and the core. Quakes occur when the frictional stress of the movement exceeds the strength of the rocks causing a failure at a fault line.

The fastest waves the P-wave travels outward at a speed of about 3 to 5. The motion of the plates in the plate boundary causes the stress that breaks the crusts along a fault. A normal dip-slip fault is an inclined fracture where the rock mass above an inclined fault moves down Public domain An earthquake is what happens when two blocks of the earth suddenly.

P waves or primary waves are the first waves to be detected. As the ripples of these waves move they shake our earth and quaking of the earth takes place. The tectonic plates are always slowly moving but they get stuck at their edges due to friction.

There are two kinds of waves that radiate through the earth during an earthquake one called. Stress builds along a fault and when the stress is released in the form of seismic waves at the focus. When this happens an energy is released in the form of waves also.

In a mountainous terrain landslides may occur. Lets have some science here. Describe what happens along a fault beneath Earths surface when an earthquake occurs.

An earthquake is the shaking of the surface of Earth due to the sudden release of energy in the Earths crust as a result seismic waves also known as S waves are created. Such a process would make the ground sink suddenly in a process called fluidising. The slight mostly elastic deformation of the earth from.

An earthquake depending on its magnitude and location can induce physical phenomena such as ground shaking surface fault rupture ground failure and in some coastal locations. Earthquakes are caused by sudden movement in opposing tectonic plates in the earth. Violent displacement of the Earths crust follows.

Stress gradually builds up in the shallow to tens of kilometers down for ordinary earthquake earth. To fully understand what happens during an earthquake its essential to understand whats going on miles underneath your feet. Earthquake any sudden shaking of the ground caused by the passage of seismic waves through Earths rocks.

When an earthquake occurs seismic waves are created which propagate away from the focus or hypocenter. These are compressional waves that push and pull as they move through rock and fluids. An earthquake is caused by a sudden slip on a fault.

I Describe what happens to the tectonic plates along a transform boundary at the moment when the earthquake occurs. As plates move against each other sometimes the rocky edges catch against one. After a large earthquake the crust does not stop moving.

Most but not all earthquakes start in. When the stress on the edge overcomes the friction there is an earthquake that releases energy in waves that travel through the earths crust and cause the shaking that we feel. When an earthquake occurs stress and energy along faults increase until the rock breaks and a huge amount of stored energy is released.

Seismic waves are produced when some form of energy stored in Earths crust is. The slip that occurs during the aftershocks that follow is called afterslip. British Columbia sits on the western edge of the North American tectonic plate an enormous expanse of rock that floats on the magma in the center of the Earth.

Earthquake vibrations can cause sandy soils to liquefy.

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