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Earthquakes occur when strain energy that has built up within a fault line is suddenly released, causing the plates to move and the ground to shake. The strain energy builds up due to the tectonic forces acting on the Earth's crust, and when the stress overcomes the strength of the rock, an earthquake is triggered.

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What causes the strain energy underneath a fault line within the crust of the earth?

There is NO SUCH THING as "strain energy"Strain is the response of a system to an applied stress. When a material is loaded with a force, it produces a stress, which then causes a material to deform. Engineering strain is defined as the amount of deformation in the direction of the applied force divided by the initial length of the material.Thus the energy is the FORCE - the stress.The stresses present in a fault system are caused by the convection currents in Earth's mantle (driven by the heat in Earth's core). Once the stress builds up to a point that exceeds the strength of the rocks comprising the fault system, the rock fractures and moves and this is the strain.


What is the unit of strain energy?

The unit of strain energy is the joule (J), which is equivalent to a force of one newton applied over a distance of one meter. Strain energy represents the energy stored within a material due to deformation caused by applied forces or stresses.


Example of strain energy?

An example of strain energy is when a rubber band is stretched. As it is stretched, potential energy is stored within the rubber band in the form of strain energy. When the rubber band is released, this strain energy is converted back into kinetic energy as it snaps back to its original shape.


How potential energy related to strain energy?

Strain energy is a form of potential energy that is stored within a material when it is deformed or strained. When a material is subjected to external forces causing deformation, the potential energy stored in the material is referred to as strain energy. This energy is released when the material returns to its original shape, such as when a spring is compressed and then released.


What SE is stored when things are bent or stretched?

Strain energy is stored within a material when it is bent or stretched. This energy is a result of the deformation that occurs in the material due to the applied load. The strain energy can later be released when the material returns to its original shape.


Density changes in the atmosphere are caused by the flow of?

Energy from deep within the earth


What is a job strain?

Definition: Job strain is caused by two main factors:High demands and pressures at workLow latitude, decision-making power, or control in meeting those demandsJob strain is distinct from job stress, but the two are related.


What causes thermal energy?

Thermal energy is caused by the movement of particles within a substance. This movement generates heat energy by increasing the internal energy of the substance. The temperature of a substance is a measure of the average thermal energy of its particles.


What se is stored when bent or stretched?

The type of strain stored when a material is bent or stretched is typically elastic potential energy. This energy is stored within the material's molecular structure and is released when the material returns to its original shape.


What is the impact of ring strain on the reactivity and stability of organic compounds in organic chemistry?

Ring strain in organic compounds can affect their reactivity and stability. Compounds with high ring strain are more reactive and less stable due to the strain energy stored in the ring structure. This can lead to increased reactivity in reactions involving breaking or forming bonds within the ring, as well as decreased stability compared to compounds with lower ring strain.


When strain energy is released suddenly it causes rock to lurch to a new position?

The sudden release of strain energy in rocks can lead to the rapid movement of rock masses along a fault line or fracture, resulting in an earthquake. This movement occurs when the built-up stress within the rock exceeds its strength, causing it to break and shift to a new position.


What shaking of the earth caused by the release of energy is a?

An earthquake is shaking of the earth caused by the release of energy from within the Earth's crust. It occurs when there is a sudden slip along a fault line, resulting in ground shaking and sometimes surface rupture.