What is the difference between the focus point and epicentre of an earthquake

Great earthquakes that occur in subduction zones may give an earthquake focus but they actually break along hundreds of kilometers. The Chilean earthquake broke along kilometers of the fault line. Click for More Information and to Order. Richter scale used for shallow-focus earthquakes Shallow-focus earthquakes occur between 0 and 40 miles deep. Shallow-focus earthquakes are much more common than deep-focus earthquakes.

Crustal plates moving against each other produce most of the shallow-focus earthquakes here on Earth. These earthquakes are generally smaller and scientists use the Richter scale when measuring these earthquakes. Energy released by shallow focus earthquakes Shallow-focus earthquakes are much more dangerous than deep-focus earthquakes.

They are crustal earthquakes that are smaller than deep-focus earthquakes. It can be accounted for the movement or shaking of the ground that people usually feel during an earthquake.

What does moment magnitude measure? Focus is basically the actual point or place which is below the earth and it is the point from where an earthquake originates.

I would say that the focus is the point of maximum damage which may be in a completely different place than the epicenter which is the exact place that the shift of the earth that caused the earthquake which may be miles down and miles away. Focus-Location where the earthquake begins. As nouns the difference between focus and epicenter is that focus is countable optics a point at which reflected or refracted rays of light converge while epicenter is us epicentre.

Epicenter-The point on the Earth's surface located directly above the focus of an earthquake. What is the difference between the focus of an earthquake and the epicenter? The epicenter is the point on the surface of the Earth directly above the focus.

Earth Science. It can lead to lost properties and lost lives. Thin zone of crushed rock separating blocks of the Earth's crusts. P-primary waves 2. The focus is the place inside Earth's crust where an earthquake originates. Describe the differences between a seismograph and seismogram … Intensity measures the strength of shaking produced by the earthquake at a certain location.

Hypocenter Relationship questions: How is the epicenter related but different from the focus? What is the difference between epicenter and focus? English wikipedia focus Noun countable, optics A point at which reflected or refracted rays of light converge. The epicenter is the point on the surface above the focus - the place on the surface that would receive the most intense vibrations.

What is the difference between Focus and Epicenter? Earth's interior is made up of a series of layers that sit below the surface crust. The longer the "race", the greater the difference will be in between the arrival times of the P and S waves at the "finish line" seismic station.

Directly above the focus on the Earth's surface is the earthquake epicenter. Physics, What is the difference between the focus and epicenter of an earthquake? While, the epicenter is the point on the Earth's surface above the focus. Answers: 3 Show answers ; Another question on Physics. Two polarizing sheets have their transmission axes at with respect for each other.

Find info on a recent earthquake, greater than magnitude 5. Relationship questions: What does the seismograph measure during an earthquake?

The waves emitted from Epicentre is both body and surface waves while waves emitted from Hypocenter is a body wave only. Now, describe the following… A Where did it occur? Focus and epicenter are two most commonly known terms when it comes to talk about earthquakes because people always take interest in knowing the focus and epicenter of the earthquake.

S-Secondary or Shear waves and 3. Strike-slip dextral, sinistral … Magnitude is determined from measurements on seismographs. Most news stories on earthquakes will list the epicenter of an earthquake and then tell how deep the earthquake was from the epicenter. Keeping this in consideration, what are the focus epicenter and fault? As magnitude increases, the … Speaker is Dr. As the altitude of the hypocenter increases, the rocks become flaky and ductile.

Epicentre is the place where earthquake spreads radially with the 2-dimensional surface. The location from which an earthquake comes from to the epicentre can be hundreds to kilometres long.

The word Epicenter was coined by the Irish seismologist Robert Mallet. The focal depth of an earthquake appearing at the crust can range from 2 to 20 km.

The location of an Epicentre can be calculated by using the data from the seismograph and other measuring station, which would help to determine the kind of wave it emits. The seismic waves can be determined from hundreds and thousands of kilometres from the origin of an earthquake. There are two divisions of waves that are emitted by the epicentre of an earthquake, i. Body waves usually get detected from the epicentre.

The two-division of body waves is p-waves and s-waves. P-waves are called Primary waves, which are also pressure waves in which there is a transmogrification of the wave, which is proportionate to the transmission of the wave.

Technically, an object becomes the center of attention when a person puts his focus on it. In this view, the center becomes the focus. The difference between the two, however, is not seen in this light in the field of seismology.

It is in the hypocenters or foci that the waves of the earthquake originate. They are described in three different levels: Shallow km.

The rule of thumb is that the closer an area is to the epicenter, the stronger the shaking of ground is felt. The epicenter of an earthquake, on the other hand, is the point in the ground located directly above the focus.

It can be accounted for the movement or shaking of the ground that people usually feel during an earthquake. It happens miles away from the crust layers and may be triggered by tectonic plates or volcanic eruptions. The earthquake starts at the focus and travels up to the epicenter where the ground shaking is felt at its maximum.

Thus, by locating the epicenter of the earthquake, seismologists can determine the origin of the earthquake both above and below the crust. Seismograms are utilized in locating the epicenter through the three seismic stations.