What is a place on the ocean floor through which magma vents?

What is a place on the ocean floor through which magma vents?

Hydrothermal vents are like geysers, or hot springs, on the ocean floor. Along mid-ocean ridges where tectonic plates spread apart, magma rises and cools to form new crust and volcanic mountain chains. Seawater circulates deep in the ocean’s crust and becomes superheated by hot magma.

Which types of economic activity is characteristic of a postindustrial economy?

Such economies are often marked by a declining manufacturing sector, resulting in de-industrialization, and a large service sector as well as an increase in the amount of information technology, often leading to an information age; information, knowledge, and creativity are the new raw materials of such an economy.

What type of music developed in the United States during the early 1900s that combined African rhythms with European harmonies?

jazz, musical form, often improvisational, developed by African Americans and influenced by both European harmonic structure and African rhythms.

Why is it important to protect wetlands and swamps such as Florida’s Everglades?

Wetlands are highly productive and biologically diverse systems that enhance water quality, control erosion, maintain stream flows, sequester carbon, and provide a home to at least one third of all threatened and endangered species. Wetlands are important because they: improve water quality. provide wildlife habitat.

What is the ocean floor part called?

The seabed (also known as the seafloor, sea floor, ocean floor, and ocean bottom) is the bottom of the ocean. All floors of the ocean are known as ‘seabeds’.

What are the 3 types of hydrothermal vents?

Ocean vents eject hot, often toxic, fluids and gases into the surrounding seawater. They often mark sites of tectonic activity, and create some of the most hostile habitats on Earth. Ocean vents are a type of hydrothermal vent. Other types of hydrothermal vents include hot springs, geysers, and fumaroles.

What is the largest economic sector in postindustrial economies?

Manufacturing now constitutes the largest economic sector in postindustrial societies.

What are the major features of industrial and postindustrial societies?

Information societies, sometimes known as postindustrial or digital societies, are a recent development. Unlike industrial societies that are rooted in the production of material goods, information societies are based on the production of information and services.

What sector is the postindustrial economy based on?

The postindustrial economy is consolidated when the secondary sector of activity – that formed by works dedicated to the production of goods and objects – is replaced by the tertiary or service sector.

What are the African roots of jazz?

The roots of Jazz are African and, particularly, West African. In the beginning of the 17th century an enormous amount of African people were forced to the North American content and elsewhere to be then enslaved. During the slavery period African dance developed into African – American vernacular jazz dance culture.

What are the roots of the jazz?

Jazz is a music genre that originated in the African-American communities of New Orleans, Louisiana, in the late 19th and early 20th centuries, with its roots in blues and ragtime. Since the 1920s Jazz Age, it has been recognized as a major form of musical expression in traditional and popular music.

What are call and response patterns in jazz?

An antiphonal pattern common to jazz and all African American folk music, with a call played by a soloist and answered by the ensemble.

What do we call a vent through which magma erupts?

Volcanoes are both the vents where molten rock material and volcanic gases are erupted from within Earth’s interior, and the cones and mountains built up around those vents. But beyond this simple definition, volcanoes are incredibly diverse with some types being very complex.

What is the vent of magma?

The vent of a volcano is the tunnel where the hot magma comes up out of the volcano. Hot magma flows through the vent and exits the volcano as lava. Volcanoes are found in various places around the world. However, there are certain areas that have more volcanoes and volcanic activity than others.

What is the crack in the ocean floor through which magma rises called?

What is the crack in the ocean floor through which magma rises? a rift.

What is a vent through which magma is expelled?

The term volcano also refers to the opening or vent through which the molten rock and associated gases are expelled.