the energy with in the earth is generated due to -Geography

the energy with in the earth is generated due to -Geography
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Most of the energy in the Earth system comes from just a few sources: solar energy, gravity, radioactive decay, and the rotation of the Earth. Solar energy drives many surface processes such as winds, currents, the hydrologic cycle, and the overall climate system.
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map is not an accurate presentation of the earth justify -Geography

Description : map is not an accurate presentation of the earth justify -Geography

Last Answer : The fact that maps distort reality cannot be denied. It is absolutely impossible to depict a round earth on a flat surface without sacrificing at least some accuracy. In fact, a map can only be ... how our earth looks like by the globe. So these are more accurate and maps are less accurate.

Imagine yourself as one of the heads of states attending the international Earth summits at Rio de Janeiro, -Geography

Description : Imagine yourself as one of the heads of states attending the international Earth summits at Rio de Janeiro, -Geography

Last Answer : From 3rd to the 14th of June in the year 1992, Rio de Janeiro hosted the United Nations Conference on Environment and Development to discuss the state of the global environment. It concluded ... acidic. It occurs in Sunderbans of West Bengal, coastal regions of Tamil Nadu, Bihar and Uttrakhand.

What is fresh water? What is its availability on the earth? -Geography

Description : What is fresh water? What is its availability on the earth? -Geography

Last Answer : 2.5% Fresh water is the water that can be used by living beings such as water for drinking, irrigation etc. Three-fourth of the world is covered with water.2.5 % of the total water available on the earth's surface is fresh water which can be used by living beings.

Name the direct sources of information about the interior of the earth. -Geography

Description : Name the direct sources of information about the interior of the earth. -Geography

Last Answer : Most of our information about earth's interior has come from seismic studies. Seismic waves produced during an earthquake are recorded by a seismograph when these waves reach the surface of the earth. There are two types of seismic waves- body waves and surface waves

How’ was the layered structure of the earth developed? -Geography

Description : How’ was the layered structure of the earth developed? -Geography

Last Answer : The planet earth initially was a barren, rocky arid hot object with a thin atmosphere of hydrogen and helium. This is far from the present day picture of the earth. It is said that ... It is through the process of differentiation that the earth forming material got separated into different layers.

Explain the collision and accretion I hypothesis associated with the evolution of the earth. -Geography

Description : Explain the collision and accretion I hypothesis associated with the evolution of the earth. -Geography

Last Answer : Collision hypothesis and accretion hypothesis are described below in short. 1. Collision Hypothesis: It was given by Sir James and Harold Jeffrey. According to this theory, a large nebula 'wandering ... rocky inner planets like Mercury, Venus, Earth and Mars and the remaining were outer planets.

Explain the modern theory associated with evolution of the earth. -Geography

Description : Explain the modern theory associated with evolution of the earth. -Geography

Last Answer : In modern theory the evolution of the earth is associated with Big Bang Theory. It was put forth by Edwin Hubble in 1920. In the beginning, all matter forming the universe ... becoming available about the expanding universe, scientific community at present favours argument of expanding universe.

Explain the earliest theory associated with the origin of the earth. -Geography

Description : Explain the earliest theory associated with the origin of the earth. -Geography

Last Answer : A large number of hypotheses were put forth by different philosophers and scientists regarding the origin of the earth. One of the earlier and popular arguments was by German philosopher Immanuel Kant ... formation of a disk-shaped cloud and the planets were formed through the process of accretion.

Explain how did life evolve on the earth? -Geography

Description : Explain how did life evolve on the earth? -Geography

Last Answer : The origin of life as a kind of chemical reaction, which first generated complex organic molecules and assembled them. This assemblage was such that they could duplicate themselves converting inanimate matter ... years. It can be assumed that life began to evolve sometime 3,800 million years ago.

How did earth develop its different layers? -Geography

Description : How did earth develop its different layers? -Geography

Last Answer : During the formation of the moon, due to the giant impact, the earth was further heated up. It is through the process of differentiation that the earth forming material got separated into different layers ... core and inner core. From the crust to the core, the density of the material increases.

Name different hypothesis associated with the formation of the earth. -Geography

Description : Name different hypothesis associated with the formation of the earth. -Geography

Last Answer : Nebular Hypothesis: It was given by Laplace. Collision Hypothesis: It was given by Sir James and Harold Jeffrey. Accretion Hypothesis: It was given by Schmidt and Carl Weizascar. The Big Bang Theory: It was given by Edwin Hubble.

List the stages in the evolution of the earth and explain each stage in brief. -Geography

Description : List the stages in the evolution of the earth and explain each stage in brief. -Geography

Last Answer : The earth was mostly in a volatile state during its primordial stage. Due to gradual increase in density the temperature inside has increased. As a result the material inside started getting separated ... years. It can be assumed that life began to evolve sometime 3,800 million years ago,

What was the nature of the earth surface initially? -Geography

Description : What was the nature of the earth surface initially? -Geography

Last Answer : The planet earth initially was a barren, rocky and hot object with a thin atmosphere of hydrogen and helium. This is far from the present day picture of the earth. It is said that in ... earth to a beautiful planet with ample amount of water and conducive atmosphere favouring the existence of life.

What is the basic difference in the arguments related to the origin of the earth given by (a) Kant and Laplace (b) Chamberlain and Moulton. -Geography

Description : What is the basic difference in the arguments related to the origin of the earth given by (a) Kant and Laplace (b) Chamberlain and Moulton. -Geography

Last Answer : Kant and Laplace’s Principle: The hypothesis considered that the planets were formed out of a cloud of material associated with a youthful sun, which was slowly rotating. According to this ... of a companion to the sun to have been coexisting. These arguments are called binary theories.

What do you know about the interior of the earth? [V. Imp.] -Geography

Description : What do you know about the interior of the earth? [V. Imp.] -Geography

Last Answer : Our earth is made up of several concentric layers with one inside another. These layers are three in number-crust, mantle smd core. Crust. It is the uppermost layer over the earth's surface. It is ... ni-nickel and fe-ferrous, Le., iron). The central core has a very high temperature and pressure.

What is called the uppermost layer of the earth? [Imp.] -Geography

Description : What is called the uppermost layer of the earth? [Imp.] -Geography

Last Answer : It is called the crust.

We cannot go to the centre of the earth. -Geography

Description : We cannot go to the centre of the earth. -Geography

Last Answer : We cannot go to the centre of the earth because of the following reasons: The thickness (from crust to the core) is 6371 km. (Radius of the earth). Temperature increases with depth @ 1°C per ... heat and pressure of overlying rocks, everything is in a molten state. There is no oxygen to survive.

What are the three layers of the earth? -Geography

Description : What are the three layers of the earth? -Geography

Last Answer : Three Layers of the Earth Crust Mantle Core

what is the core made up of in the earth ? -Geography

Description : what is the core made up of in the earth ? -Geography

Last Answer : The core of the Earth is made almost entirely of metals like iron and nickel. :)

Mention any two problems caused due to the growth of large cities. -Geography

Description : Mention any two problems caused due to the growth of large cities. -Geography

Last Answer : The essential problems caused due to the growth of large cities are : Unemployment: When people migrate to the cities, they do not find appropriate jobs and add to the problems of ... are grown at the expense of surrounding agricultural land thus reducing the scope of agricultural activities.

(i) Name two cities in India which have grown rapidly due to migration. -Geography

Description : (i) Name two cities in India which have grown rapidly due to migration. -Geography

Last Answer : (i) Mumbai and Delhi. (ii) Two factors that led to decline in population growth: 1. Population stabilization programmes of the government which includes family planning and inverted red triangle policy. 2. Increasing consciousness among people about the ill-effects of population growth.

1. Name the Indian soil which is formed due to the weathering of basic igneous rocks. 2. Name two states of India where this type of soil is found. -Geography

Description : 1. Name the Indian soil which is formed due to the weathering of basic igneous rocks. 2. Name two states of India where this type of soil is found. -Geography

Last Answer : 1. Black soil 2. Maharashtra and Gujarat

Name the soil which is formed due to high temperature and heavy rainfall with alternating wet and dry periods. -Geography

Description : Name the soil which is formed due to high temperature and heavy rainfall with alternating wet and dry periods. -Geography

Last Answer : (a) Laterite soil. Two states where this soil is found are Karnataka and Orissa. (b) Two characteristics of red soil are : (i) It does not retain water as it is porous. (ii) It is ... of plant remains, animal manure and dead animals is called humus. It makes the soil fertile, porous and light.

How does land get degraded due to human activities? -Geography

Description : How does land get degraded due to human activities? -Geography

Last Answer : Land degradation is a major problem that the environment is facing in modern times. Human activities are the major factors for degradation due to: (i) Over-Grazing: Over-grazing involves the ... of essential soils, the extinction of some animal species etc. Rainfall is also affected drastically.

What was the cause due to which the Sabarmati basin farmers agitated up to a level of a riot? -Geography

Description : What was the cause due to which the Sabarmati basin farmers agitated up to a level of a riot? -Geography

Last Answer : More supply to urban areas One of the multi-purpose projects was dam' which satisfied the needs but also created conflicts due to various requirements of the people with the help of these projects. ... had agitated because the water supply was provided to urban areas even at the time of drought.

Examine which of the following problems are generally confronted by the villages of South Asia. (a) Lack of facilities due to high density -Geography

Description : Examine which of the following problems are generally confronted by the villages of South Asia. (a) Lack of facilities due to high density -Geography

Last Answer : (c) Occurrence of floods and droughts

What are the dangers we face due to depletion of forests? -Geography

Description : What are the dangers we face due to depletion of forests? -Geography

Last Answer : Depletion of forests causes a lot of danger. Water scarcity, drought and deforestation induced floods are some of the dangers. Drought and floods directly affect the poor. Therefore, forests are vital for the quality of life and environment in India.

How can solar energy solve the energy problem to some extent in India? Give your opinion. -Geography

Description : How can solar energy solve the energy problem to some extent in India? Give your opinion. -Geography

Last Answer : 1. India is a tropical country; it has enormous possibilities of tapping solar energy. 2. Solar energy is an important alternate source. 3. Government should educate the people for maximum use ... conservation. 7. The use of solar energy will reduce the pressure on conventional sources of energy.

What is the need of using non-conventional sources of energy? -Geography

Description : What is the need of using non-conventional sources of energy? -Geography

Last Answer : The growing consumption of energy has resulted in the country becoming increasingly dependent on fossil fuels such as coal, oil and gas. Rising prices of oil and gas and their potential shortages ... tidal, biomass and energy from waste material. They are called non-conventional sources of energy.

Mention the two environmental concerns with regard to the use of conventional energy resources. -Geography

Description : Mention the two environmental concerns with regard to the use of conventional energy resources. -Geography

Last Answer : (a) Burning of coal leaves a large residue of ash which is a cause of environmental concern if disposal is not done properly. (b) The use of petroleum fuel causes pollution to the ... The use of nuclear minerals may cause harmful radiation to environment if safe waste disposal is not done.

Give two advantages that non-conventional energy sources have over conventional energy sources. -Geography

Description : Give two advantages that non-conventional energy sources have over conventional energy sources. -Geography

Last Answer : 1. These are renewable sources of energy, e.g., solar energy, wind energy. 2. These do not cause any pollution.

Which iron and steel industry of India is located away from the main coal areas ? What is the main source of energy in the absence of coal ? -Geography

Description : Which iron and steel industry of India is located away from the main coal areas ? What is the main source of energy in the absence of coal ? -Geography

Last Answer : Visveswaraya Iron and Steel Limited is located away from the main coal areas. Its main source of energy earlier was charcoal but now it uses Hydroelectric Power from Mahatma Gandhi and Sharavati Hydroelectric power station.

“Wind energy is absolutely pollution free, inexhaustible source of energy”. Discuss the statement. -Geography

Description : “Wind energy is absolutely pollution free, inexhaustible source of energy”. Discuss the statement. -Geography

Last Answer : (i) The mechanism of energy conversion from blowing wind is simple. The kinetic energy of wind through turbines is converted into electrical energy. (ii) The permanent wind systems-trade winds, ... generate energy as per their requirement and investment. A bright future is seen in this field.

Name the sources of non conventional sources of energy. -Geography

Description : Name the sources of non conventional sources of energy. -Geography

Last Answer : Solar, Wind, Bio energy, Tidal wave, Geo-thermal.

Which are the sustainable energy resources in India? Describe two major properties of sustainable energy resources. -Geography

Description : Which are the sustainable energy resources in India? Describe two major properties of sustainable energy resources. -Geography

Last Answer : (i) Non-conventional Energy sources are the sustainable energy resources, (solar, wind, hydro-geothermal and bio-mass). (ii) These energy sources are more equitably distributed and environmental ... will provide more sustained eco-friendly cheaper energy after the initial cost is taken care of.

What percentage of energy requirement is fulfilled by hydroelectricity in India? -Geography

Description : What percentage of energy requirement is fulfilled by hydroelectricity in India? -Geography

Last Answer : 22% Industrialisation in India has led to more demand for water and electricity. Most of the electricity to the industries is supplied by the hydroelectric power. 22% of electricity is produced by the hydroelectric power plants in India today.

Where are geothermal energy project located in India? -Geography

Description : Where are geothermal energy project located in India? -Geography

Last Answer : The energy that is generated and stored in the earth is called geothermal energy. It is mostly used for electricity production and is a cost-effective and environmentally friendly energy source. But it ... is in Parvati Valley near Manikarn in Himachal Pradesh. The other is in Puga Valley, Ladakh.

Classify energy resources. -Geography

Description : Classify energy resources. -Geography

Last Answer : The capacity to do work is called energy and it is essential for life processes. Any resource that can produce heat, power life, move objects and produce electricity is called an energy ... include Nuclear or atomic energy, solar energy, wind power, biogas, tidal energy and geothermal energy.

What is geothermal energy? How can it be tapped? -Geography

Description : What is geothermal energy? How can it be tapped? -Geography

Last Answer : The energy that is generated and stored in the earth is called geothermal energy. It is mostly used for electricity production and is a cost-effective and environmentally friendly energy source. 1. The ... its limited area of occurrence, it has not been fully exploited for the benefits of mankind.

Why should we conserve mineral and energy resources? -Geography

Description : Why should we conserve mineral and energy resources? -Geography

Last Answer : Any resource that is of economic interest and available for eventual economic extraction from the earth's crust is called a mineral resource. Any resource that can produce heat, power life, move ... come to a halt leading to a halt in development and overall lowering of human living conditions.

What is the relevance of non-conventional sources of energy in a country like India? Why do you think so? -Geography

Description : What is the relevance of non-conventional sources of energy in a country like India? Why do you think so? -Geography

Last Answer : Any resource that can produce heat, power life, move objects and produce electricity is called an energy resource. Energy resources can be classified on a variety of basis like nature of their ... able to better the economy but also better the impacts on the environment and secure its future.

Why is coal called the most important source of energy even today in India? Explain with reasons. -Geography

Description : Why is coal called the most important source of energy even today in India? Explain with reasons. -Geography

Last Answer : Coal is a solid black mineral made up of carbon, hydrogen, oxygen and nitrogen in varying proportions. it is a type of fossil fuel where trapped solar energy in dead and decaying plant ... until alternative forms of cheaper, sustainable power is made available to the industries and the public.

Explain the developments of non-conventional sources of energy in India. -Geography

Description : Explain the developments of non-conventional sources of energy in India. -Geography

Last Answer : Energy resources can be classified on a variety of basis like nature of their transaction, availability, etc. The most important classification is based on the conventionality in deriving the energy. ... in Parvati Valley near Manikarn in Himachal Pradesh. The other is in Puga Valley, Ladakh.

‘’In comparison to coal and oil, hydroelectricity is a key source of energy.’’ Comment on this statement. -Geography

Description : ‘’In comparison to coal and oil, hydroelectricity is a key source of energy.’’ Comment on this statement. -Geography

Last Answer : 1. Coal is a type of fossil fuel where trapped solar energy in dead and decaying plant matter has been compressed over a period of time to give its current form. It is burned to ... it is possible that hydroelectricity will one day replace the more conventional power sources of coal and petroleum.

Examine Tidal energy and Geothermal energy as sources of energy for the future. -Geography

Description : Examine Tidal energy and Geothermal energy as sources of energy for the future. -Geography

Last Answer : Tidal energy and geothermal energy are non -conventional sources of energy as they have not been used on a large scale from a long time. Tidal energy : 1. Power generated from the tides ... have great potential for future use as they are based on the inexhaustible gravitational forces of the earth.

Explain the advantages of non-conventional sources of energy. -Geography

Description : Explain the advantages of non-conventional sources of energy. -Geography

Last Answer : Energy resources can be classified on a variety of basis like nature of their transaction, availability, etc. The most important classification is based on the conventionality in deriving the energy. According ... log run not only for individuals but the countries as well as the world as a whole.

Where is an experimental geothermal energy project located in India? -Geography

Description : Where is an experimental geothermal energy project located in India? -Geography

Last Answer : The term ‘Geothermal energy’ refers to the electricity and the heat that is generated by using the heat from the interior of the Earth. Parvati Valley near Manikaran in Himachal Pradesh and Puga Valley, Ladakh is the places where an experimental geothermal energy project has been set up.

Why is there a pressing need to use non-conventional sources of energy in India? Give three reasons. -Geography

Description : Why is there a pressing need to use non-conventional sources of energy in India? Give three reasons. -Geography

Last Answer : Non-conventional sources of energy are those forms of energy which is renewable and unlimited. It doesn't cause environmental pollution. Solar energy, Wind, Tide, Biomass and energy from waste material ... . This will cause various consequences on the growth of the national economy of the country.

The most abundant source of energy is----------------- a)biomass b)sun c)coal d)oil -Geography

Description : The most abundant source of energy is----------------- a)biomass b)sun c)coal d)oil -Geography

Last Answer : Sun.

Why do you think that solar energy has a bright future in India? -Geography

Description : Why do you think that solar energy has a bright future in India? -Geography

Last Answer : Solar energy has a bright future in India because India is blessed with plenty of solar energy because most parts of the country receives a bright monsoon period. India has developed technology to ... inexhaustible, and universal source of energy. India is a tropical country. It is pollution-free.