why does olivine group of minerals have variable composition

Q: Which is the best description of Savannah today? O a port city in decline O Georgia's center of air ...

A: The Port of Savannah will extend the Garden City Terminal to permit the concurrent treatment of six ...

Q: What are some of the likely causes of the Pleistocene glaciations?

A: Pleistocene glacier is also known as quaternary glaciation. It started 2.58million years by the repe...

Q: Why does the formation of sea ice tend to be a self-perpetuating process?

A: Ocean circulation is affected by atmospheric pressure and wind pattern. Also, in high altitude regio...

Q: A. GIVE 5 HISTORICAL EXAMPLES OF EVENTS THAT  CAN BE CONSIDERED AS A HAZARD INDICATE WHERE AND WHEN ...

A: The past climate records from the fossils and scriptures indicate many hazardous events that shaped ...

Q: Describe the typical climate in regions of the tropical savanna biome.

A: "Savanna Region" indicates a particular type of climate i.e., tropical wet and dry climate ( Aw clim...

Q: What is evapotranspiration?

A: Evapotranspiration is an essential process in the water cycle because it is responsible for 17% of t...

Q: Describe the general location, temperature characteristics, precipitation characteristics, and main ...

A: Koppen climate classification- Dr. Vladimir Koppen classify the climate into various groups by takin...

Q: Using the ideas of Adre Gunder Franks' Dependency theory and that of David Slater's spatial theory o...

A: The theory of dependency is that poverty, political instability and backwardness in underdeveloped c...

Q: What is the advantage of having satellites at approx 20000 km above the surface of the earth?

A: Geostationary is the satellites that are above approx. 20000 km above the surface of the earth. Expl...

Q: What is a terrane and how does one form?

A: A cut of lithosphere can be added to the edge of a landmass during a plate crash termed as terrane. ...

Q: Why do the social positions of women vary so much across Central Asia, and why is Afghanistan partic...

A: POSITION OF WOMEN IN CENTRAL ASIA WHY SO: MOST OF THE POPULATION IS MUSLIM WHICH DOES NOT ALLOW MUC...

Q: What is meant by stream discharge?

A: THE DISCHARGE IN STREAM IS THE PRODUCT OF VELOCITY AND DEPTH OF WATER AND WIDTH OF WATER Discharge =...

Q: Why do most people ignore the importance of soil? Which peopleunderstand and value soil?

A: Soil is the uppermost part or layer of the Earth in which plants and organisms survive. It comprises...

Q: Contrast the aeolian processes of deflation and abrasion.

A: Eolian process refers to the process related to Wind In the Eolian Process of deflation, the fine-gr...

Q: What are the negative effects of climate change?

A: The environmental change incorporates both a dangerous atmospheric deviation driven by human dischar...

Q: Describe the origin of these depositional features: spit, bay barrier, tombolo, and barrier island.

A: The sediment deposit on shores of rivers due to the coastal erosion of sea cliffs is known as the de...

Q: Is nuclear power a workable alternative energy source in Hong Kong?

A: The Chinese province, Hong Kong, embraces ternary directions (south, west, and east) with the sea. T...

Q: What is the term for the process of creating maps called? O geography O topography O cartography O g...

A: Map creation is one of the most fundamental parts of spatial analysis in geography and allied subjec...

Q: What is bathymetry?

A: BATHYMETRY IT IS THE MEASURE OF DEPTH OF WATER IN OCEANS AND OTHER WATER BODIES. THE LITERAL MEANING...

Q: State True or False: More than one billion people worldwide live below the international poverty lin...

A:               The international poverty line was initially set to roughly one dollar a day, then inc...

Q: Why is it so difficult to portray soil distribution with reasonable accuracy on a small-scale map?

A: A small-scale map is a map in which a minor area or region represents a given portion of the Earth o...

Q: Explain the differences in stress direction and displacement among the four basic kinds of faults: n...

A: Faulting happens in areas where the crust is weak. At such places, the rock breaks, and either one s...

Q: Distinguish among erg, reg, and hamada

A: THESE ARE LANDFORMS FOUND IN SAHARA DESERT  ERGS ARE FOUND IN 15-20% OF SHARA DESERT. THEY ARE ALSO ...

Q: Name some threats to Earth’s biodiversity.

A: Biodiversity refers to the type of variation observed with respect to any particular thing like in a...

Q: What could be the cause of the gradual decrease in sea ice coverage and thickness in the Arctic?

A: The Arctic situated in the Polar cell of the Northern Hemisphere, due to the inclination of the eart...

Q: Why is the piedmont zone an area of fluvial deposition in most deserts?

A: Probably the utmost elementary fact of desert morphology is that running water, fluvial deposition; ...

Q: How do the trade winds differ during an El Niño event compared with the normal pattern?

A: EL-NINO: El-Nino is a warm ocean current. It periodically flows southwards along the coast of Ecuado...

Q: Briefly describe how the troposphere is warmed by the Sun.

A: Our Earth surrounds by a blanket of air called the Atmosphere. This layer of air extends up to aroun...

Q: In your paragraph you need to explain how ocean currents affect weather all over the world. Your par...

A: The climatic system of the world operates by the ocean currents activities and air current flow.

Q: Why is it usually difficult to maintain productive agriculture year after year in a cleared area of ...

A: The tropical evergreen rainforest biome provides optimum environmental conditions for plants and ani...

Q: What are the 7 major climate types

A: Climate is the average weather of a region, Climate of a region depends upon its geographical positi...

Q: Why are large parts of Central Asia so sparsely settled, while others have dense populations?

A: Asia is the largest continent in the world in terms of geographical land area. world largest countie...

Q: Climate change will enhance existing precipitation patterns in many cases; What will be the effects ...

A: With the prevalent climate change, the quantum, distribution and timing of precipitation events — ra...

Q: What is meant by denudation?

A: EXOGENIC PROCESS IN WHICH WEATHERING AND EROSION TAKES PLACE ARE CALLED DENUDATION PROCESS. DENUDATI...

Q: How is a slump different from other kinds of landslide?

A: A SLUMP IS MOVEMENT OF MASS MATERIAL ALONG CURVED SURFACE THESE ARE LARGE BLOCKS WHICH DO MOVEMENT W...

Q: What are the causes and effects of acid rain?

A: The post-industrialization world is replete with environmentally damaging practices that have pollut...

Q: 3) . is the angle between the equatorial plane and the line from the center of the earth to a relate...

A: a) A height is an elevation in geography which is measured from above sea level to measure the heigh...

Q: Mid latitude cyclones

A: Cyclone form over warm warm waters with temperatures of over 26 ° C and above.  These hurricanes may...

Q: How crumb test help in the testing for dispersive clay?

A: Meaning of dispersive clay – some natural clay-rich soils are too erodible by flowing water both at ...

Q: Describe and explain the general formation, shape, and structure of the following kinds of volcanic ...

A: Volcanoes are hill-like structures with a circular opening at the top, and their vent instills in te...

Q: Describe about the publicly available maps serve as good references for obtaining information about ...

A: Publicly available maps are the maps that are available to the public easily; Like for example if so...

Q: Global greenhouse gas emissions have increase by how much since the year 1990? 50% 100% O 150% 200%

A:    Greenhouse gases are the transparent gases that are present in the atmosphere, they absorb the ou...

Q: Cornellstudied the distribution of barnacles Chthamalus stellatus and Balanusbalaoides along the coa...

A: In 1961,  Joe Connell published his research on "Ecology and Ecological Monographs" on competitive e...

Q: What causes seasonal shifts of global wind and pressure systems, and the development of monsoons?

A: A storm is an occasional alter in the course of the predominant, or most grounded, winds of an area....

Q: diagram below shows an area of land that changed over hundreds of years. ps lock pause 85 85 1760 19...

A: A geological formation like a high rock is prone to many changes during its lifetime on the Earth.

Q: What changes in sedimentary units deposited in an accumulation area with a fault on one side provide...

A: Sedimentary rocks are sorts of gems framed by the aggregation or testimony of mineral or natural par...

Q: IN A GRAPHIC ORGANIZER, SHOW THE RELATIONS OF THE VARIOUS TYPES OF HAZARDS, YOUR RESPONSES TOWARDS E...

A: Hazards refer to the harm or damage to human life by their activities, Hazards are controllable and ...

Q: What two tributaries feed the Nile river

A: The Nile is composed of two tributaries, namely – the white Nile and the other one is Blue Nile. Exp...

Q: Describe the differences in earthquake magnitudes that occur between the three types of plate bounda...

A: The magnitude of an earthquake reflects the amount of energy released, measured by the moment magnit...

Q: Explain why Central Asia’s population is so unevenly distributed, with some areas densely settled an...

A: In geographical branches of studies, demography explores the elementary determinants of population a...