SMART CLASSROOM RESOURCES

                     TIDES Definition - Periodic rise and fall of ocean water at regular interval, twice a day is called Tide.  ➡️  Tides are experienced in the ocean and seas.  ➡️ When the level of sea water  rises, it is high tide and when the level falls it is low tide.  Causes - Tides are caused by the gravitational pull  of the moon and the sun on the earth.  ii) The attraction of the moon is stronger because the moon is much closer to earth than the sun is.           The Opposite side of Gravitational force is known as centrifugal force.         iii)  The height of tides depends upon the relative position of the moon and the sun with respect to the earth.  iv) During full moon and new moon days, the sun, the moon and the earth are in the same line resulting in extra high tides. These are called Spring tides.     W...

        Class  8(VIII )Geography NCERT Exercise |Chapter 2 Land, Soil, Water, Natural Vegetation and Wildlife Resources| 1. Answer the following Questions               i)    Which are the two main climatic factors responsible for soil formation?  Answer :   The two  main climatic factors responsible for soil formation are - Temperature and Rainfall.  ii) Write any two reasons for land degradation today?  Answer: i) Over Use of chemical fertilizers and    ii) Deforestation are two reasons for land degradation.  iii)  Why is land considered an important resources?  Answer: Land is considered as an important resources because all activities like - Agriculture, Mining, building houses , roads, setting up of Industries we perform on Land only. Land also support animals kingdom and forestry.  iv) Name any two steps that government has taken to conserve plants and ...

  Class 8 ncert Geography solutions               Resources               EXERCISES 1. Answer the following questions.  I) Why are resources distributed unequally over the earth?  Ans: Resources are disturbed unequally over the earth because, it  depends upon numbers of physical factors like - terrain, climate and altitude  these factors varies from place to place.  II) What is resource conservation?   Ans: Careful uses of resources and giving them time to get renewed is called resource conservation.  III)  Why are human resources important ?  Ans: Human resources are important because,human resource creates other resources by using their knowledge, skill and intelligence.  IV) What is  Sustainable Development?   Ans:  Sustainable development means " Utilisation of resources in such a way where the need of present generation will fulfill without com...