Our Earth

Subject: Social Studies

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Lesson Info

  • Notes 14
  • Videos 39
  • Exercises 67
  • Practice Test 80
  • Skill Level Medium


After completing this lesson, student must be able to:
  • Explain the life and ecosystem of earth.
  • Describe the globe and location on the earth.
  • Define world time zones and Greenwich mean time.
  • Sketch map and use map.
  • Explain about different climate.
  • Various features of Nepal.
  • Explain Asia, Europe and Australia as a continent.
  • Describe about SAARC and their member.


Physical Features of Nepal

Nepal is a small landlocked country lying in the lap of the Himalayas, the world's highest mountain ranges.On the basis of physiographical features, Nepal in divided into Mountain, Hilly and Terai regions. This note contains a description of Nepal's Physical Features. Learn More


Cartographers are those people who often make standard maps which are accurate and which use highly exact scales. This note contains a description of how to draw Nepal's map. Learn More

Climate of Nepal

Nepal lies in the temperate region of the world when sun’s rays are moderate so it have tropical monsoon climate. The climate vary from place to place. This note contains description on Nepal’s Climate Conditions. Learn More

The Physical Features of Asia

Asia is crossed by the equator in the south, by the Tropic of Cancer in the center and the Arctic Circle in the north and is the biggest continent. This note contains a description of Physical Features of Asia. Learn More

The Economic and Social Life of Asia

The north Asia consists of Russia and the newly independent central Asia republics and west China. This note contains description on Economic and Social Activities of Asia. Learn More

The Physical Features of Europe

Europe lies entirely in the Northern Hemisphere. Physically the Europe is divided into three distinct regions: Scandinavian Highlands, Southern Mountains, Central Lowlands. This note contains a description of Physical Features of Europe. Learn More

The Socio-economic Activites of Europe

Europeans have very high standards of living: highest in the north and west, but lower in east Europe and in the Southern Mediterranean countries. This note contains a description of Economic and Social Activities of Europe. Learn More

Asia, Europe, Australia and Nepal

Both Europe and Nepal lie in North Temperate Zone whereas Australia lies in the southern hemisphere, thousands of miles away from Nepal. This note contains a description of Asia, Europe, Australia and Nepal. Learn More

The Socio-economic Activites of Australia

Australia has unique plant and animal life. Western Australia produces more than the half a number of metallic minerals. This note has information about Australia's economic and social activities. Learn More

The Physical Features of Australia

Australia is the smallest continents. It is six times smaller than then Asia three times smaller than North America. It is an island therefore , it is also called Island. It has the least population. The driest and the least populated continent another name of Australia. It lies in the Southern hemisphere.The topic of Capricorn passes through. It lies between 144oE to 154oE.longitudes and 10oS to 40oS latitudes. It also provides the information about the Learn More

Free Hand Map Work

A free map work is a sketch drawn by the hand without using any instruments, measurement or by a scale. It is an imaginary line drawn freely in the copy or paper. It is useful to show the direction and location Learn More

Water Resources of Nepal and its Uses

Nepal is rich in natural resources and it is second richest having highly potential in term of water resources .There are more than 6000 rivers including big and small .The economic development of the country depends on how water has been utilized .Rivers are the main sources of electricity. It also provides the information about the water resources of Nepal and its use, first-grade river, second-grade river, third-grade river and use of rivers, disasters caused and their management and so. Learn More

Knowledge on Distance

Statement scale is the method of expressing the ratio of length on paper and on the surface in words. The fractional method for portraying the scale of a map uses a representative fraction to describe the ratio between the map, and the real world is representative scale. The depicts scale using a line with separation mark by smaller intersection lines, smaller to a ruler is Graphical scale. Learn More

Diversified Geographical Features and Lifestyles in Nepal

Nepal has wonderful variation in its landform and climate conditions. Owing to such variation Nepal also possesses a diverse type of natural vegetation ranging from the sub-tropical evergreen forest of the Terai belt to the pine forest, mountain grassland and tundra type of Himalayan Region. This note provides the information about diversified geographical features and lifestyle in Nepal. Learn More

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