Important Question Answers for the Class 9-Social Science Chapter 3- The Dynamic Atmosphere and Changing Climate ***************************** Very Short Answer Type Questions: 1. Which layer of the atmosphere contains the ozone layer? Answer: The stratosphere contains the ozone layer. 2. Name the gas that makes up the highest percentage of the atmosphere. Answer: Nitrogen makes up the highest percentage of the atmosphere. 3. Which element of weather is measured using a barometer? Answer: A barometer is used to measure atmospheric pressure . 4. What is the normal duration of the southwest monsoon in India? Answer: The southwest monsoon usually lasts from June to September . 5. Which season in India is known as the “hot weather season”? Answer: The summer season is known as the hot weather season. 6. Name the process by which water vapour turns into clouds. Answer: The process is called condensation . 7....
Come To Learn PowerPoint Presentation The Beginning of Indian Civilization Class-6 Subject-Social Science **************************************************** What is civilization? Civilization is an advanced state of human society, in which a high level of culture, science, industry, and government has been reached. Features of Civilization Civilisations have large organised communities or cities where people live and work together. Civilizations have rich traditions, art and beliefs that are shared among their people. They use advanced tools and techniques to make life easier and more productive. Civilisations often have writing systems to record important information and communicate. They have systems of leadership and rules to help manage and organise the society. Beginning of the Civilization Civilisation began at different times in different parts of the world. In the region known as Mesopotamia (modern Iraq and Syria), that happened about 6,000 years ago. Th...