What are the three types of volcanic landforms?
Regional SpecificsThe three types are composite volcanoes, shield volcanoes, or cinder cone volcanoes. How many types of volcanic landforms are there? Volcanic landforms are categorised into two types: extrusive and intrusive landforms. This division is done based on whether magma cools within the crust or above the crust. By the cooling process of magma different types
What is a syncline what is an anticline?
Regional SpecificsFrom Wikipedia, the free encyclopedia. In structural geology, a syncline is a fold with younger layers closer to the center of the structure, whereas an anticline is the inverse of a syncline. A synclinorium (plural synclinoriums or synclinoria) is a large syncline with superimposed smaller folds. What is anticline? Definition of anticline : an arch
What are the four subsystems of the earth?
Regional SpecificsThe Earth is the third planet in order of distance from the Sun and the fifth largest in the Solar System in terms of both mass and diameter. It is also the only celestial object known to harbor life. It orbits the Sun in 365.256 solar days – one sidereal year – and rotates on
What is Intergrowth texture?
Regional SpecificsFrom Wikipedia, the free encyclopedia. In petrology, micrographic texture is a fine-grained intergrowth of quartz and alkali feldspar, interpreted as the last product of crystallization in some igneous rocks which contain high or moderately high percentages of silica. How would you describe the texture of granite? Granites usually have a coarse texture (individual minerals are
What is the principle of Uniformitarianism?
Regional SpecificsUniformitarianism, also known as the Doctrine of Uniformity or the Uniformitarian Principle, is the assumption that the same natural laws and processes that operate in our present-day scientific observations have always operated in the universe in the past and apply everywhere in the universe. What is the principle of uniformitarianism answers? This is known as
When was the last big earthquake in California?
Regional SpecificsCalifornia’s Largest Recorded Earthquakes Since 1800, Ranked by Magnitude Magnitude Date Location 7.1 July 5, 2019 Ridgecrest/Trona 7.0 May 18, 1940 El Centro 6.9 Oct. 17, 1989 Bay Area 6.7 Jan. 17, 1994 Northridge Is California actually overdue for a big earthquake? California is located in a hot-zone of fault lines that can rupture without