What is a hot spot in volcano?
A hot spot is a region deep within the Earth’s mantle from which heat rises through the process of convection. This heat facilitates the melting of rock. The melted rock, known as magma, often pushes through cracks in the crust to form volcanoes.
What is the difference between an eruption and hotspot?
Thus, as a plate moves over the location of a plume eruption, it carries successively older volcanoes with it. As hotspot volcanoes are transported by plate motion away from the mantle plume, hotspot volcanism ceases. Eventually the hotspot volcanoes become extinct, gradually subside, and are eroded by wave action.
Where are hotspots?
Hot spots are found around the globe, on land and in the ocean. The Hawaiian Islands are the youngest volcanic mountains in a long chain of volcanoes that formed over a hotspot. They are still forming today.
What do hot spots produce?
A hot spot is an intensely hot area in the mantle below Earth’s crust. The heat that fuels the hot spot comes from very deep in the planet. This heat causes the mantle in that region to melt. The molten magma rises up and breaks through the crust to form a volcano.
How do hot spots work?
How does a hotspot work? A Wi-Fi hotspot uses wireless data from a cellular provider to give you internet access for phones, computers, tablets, and other Wi-Fi enabled devices. A mobile hotspot usually provides a connection over 4G LTE wireless technology, providing max speeds of around 30 Mbps.
What are hot spots in geology?
A hotspot is a large plume of hot mantle material rising from deep within the Earth. A line of volcanoes develops as a plate moves over a hotspot, much as a line of melted wax forms as a sheet of waxed paper is moved slowly over a burning candle.
What are hot spots on Earth?
Where are the volcanic hotspots?
In geology, hotspots (or hot spots) are volcanic locales thought to be fed by underlying mantle that is anomalously hot compared with the surrounding mantle. Examples include the Hawaii, Iceland, and Yellowstone hotspots.
What is a hot spot quizlet?
Hotspot. A small area of the Earth’s crust where an unusually high heat flow is associated with volcanic activity, A weak spot in the middle of a tectonic plate where magma surfaces; forms a volcano.