0
The distribution of volcanoes is worldwide, although they are usually perceived to only occur on Plate Boundaries (PBs). However this is not always the case. Sometimes they can occur on faults or ancient faults like Mount Etna, which is still active because the fault line it used to lie on still provides it with magma. Volcanoes can also be present at hotspots, for example, the volcanic Hawaiian Islands. However the largest and most lethal volcanoes are primarily on PBs, sometimes concentrated in a certain area, like the "Ring of fire" on the borders between the Pacific plate and the surrounding plates. These volcanoes are often due to spreading ridges, causing gaps through which magma flows up. Volcanoes in this area usually follow earthquakes, which are even more frequent there than on faults.
Still curious? Ask our experts.
Chat with our AI personalities
Beau
Ezra
TaigaEarthquakes and volcanoes are primarily found along tectonic plate boundaries, such as the Pacific Ring of Fire and the Mid-Atlantic Ridge. This is because these boundaries are areas of intense geological activity where plates interact, resulting in earthquakes and volcanic eruptions. Less commonly, earthquakes and volcanoes can also occur within plates, known as intraplate seismic and volcanic activity.
they are distributed near the Coastlines of continents this is because a fraction of the coastline of the continent is on a plate boundary. Plate boundaries shift causing earthquakes and volcanoes.
hope this helped!:)
Add your answer:
Earn +20 pts
The therory of plate techtonics helps scientists explain?
how the Earth's surface is divided into rigid plates that move relative to each other, causing phenomena like earthquakes, volcanic activity, and mountain building. This theory also helps explain the distribution of continents and ocean basins, as well as how new crust is formed at mid-ocean ridges and destroyed at subduction zones.
Explain how volcanoes form in the central rift valley of a divergent boundary?
Earthquakes occur along the faults, and volcanoes form when magma reaches the surface, and then the valleys form from erosion.
What is the unifying theory of geology?
The unifying theory of geology is the theory of plate tectonics, which explains the movement of Earth's lithosphere (outer shell) through the interactions of large plates that float on the semi-fluid asthenosphere beneath them. This theory helps explain various geological processes such as earthquakes, volcanoes, mountain building, and the distribution of continents.
Explain how the boundaries of tectonic plates can be inferred from the location of earthquakes and volcanoes?
Earthquakes and volcanoes often occur at plate boundaries due to the movement and interactions of tectonic plates. By mapping the locations of these events, scientists can identify the boundaries between different plates. For example, earthquakes along a linear pattern called a seismic zone usually indicate a fault line where two plates are moving past each other. Similarly, volcanic arcs often form above subduction zones where one tectonic plate is being forced beneath another.
Which phenomenon can explain the presence of volcanoes in the middle of the Pacific Ocean?
Hot Spots.
