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....
Class 8 Geography (Social Science) Activity 2 for Week-2 *************************** Day-1-2 ✅ Definition of Resources Resources are things that are useful to humans. They can satisfy our needs and are available in the environment. Resources can be natural , human-made , or human resources . ✅ Types of Resources Natural Resources : Resources that come from nature (e.g., water, soil, minerals). Human-Made Resources : Resources created by humans using natural resources (e.g., buildings, machines). Human Resources : People who provide skills, knowledge, and labor (e.g., teachers, doctors). ✅ Category of Natural Resources Based on Origin Biotic Resources : Come from living things (e.g., forests, animals). Abiotic Resources : Come from non-living things (e.g., water, minerals). Based on Availability Renewable Resources : Can be regenerated naturally (e.g., sunlight, wind). Non-Renewable Resources : Cannot be replaced easily (e.g., coal, p...