What change in color of the following minerals from high to low melting? olivine pyroxene amphibole biotite potassium feldspar muscovite quartz

Q: List the five phases of immigration shaping North America and describe the recent importance of Hisp...

A: Immigration provides the United States with a vitality to go beyond and providing highly skilled emp...

Q: 9. In Von Thunen's agricultural land use model, the primary reason why land closer to the market is ...

A: Von Thunen's Agriculture land-use model-This model is used to divide the land according to the uses....

Q: Why don’t most geysers erupt at regular intervals?

A: Fountain, natural aquifer that discontinuously rambles planes of steam and heated water. The term is...

Q: Explain the distinction between, and geographical distribution of, the Han Chinese and the other eth...

A: Han is the major ethnic group of China, upto 92% of the mainland population. In simple term, Chinese...

Q: Explain the process of valley deepening through downcutting

A: Valley- Valleys are commonly depressed areas of land that washed out by some forces and those forces...

Q: How does equilibrium theory differ from earlier theories of topographic development?

A: GEOMORPHOLOGY: Geomorphology is a significant branch of physical Geography. The word 'geomorphology'...

Q: 15. Which staple grain has historically supported the largest number of people and grows at a latitu...

A: STAPLE GRAINS: Staple grains are those food grains that make up the world's population diet, such as...

Q: Write a brief paragraph describing how to determine the shortest distance between two places on Eart...

A:                      The spherical distance or Orthodromic distance is the shortest distance between...

Q: Describe how the Caribbean is linked to the global economy through offshore banking, emigration, and...

A: The Caribbean is a locale of the Americas that contains the Caribbean Sea, its encompassing coasts, ...

Q: Explain why many marine pollution experts consider oil among the least damaging pollutants in the oc...

A: Marine pollution is a combination of chemicals and various garbage. These materials are coming from ...