Understanding the Weather Questions and activities 1. Match the instrument with the weather element it measures. Answer: Hygrometer Humidity Anemometer Wind direction and speed Barometer Atmospheric pressure Thermometer Temperature Rain …
Geographical Diversity of India Questions and activities 1. What, in your opinion, are two important geographical features of India? Why do you think they are important? Answer: Two important geographical …
Figure it Out (Page 108) Q. List all the linear pairs and vertically opposite angles you observe in Fig. 5.3: Ans: Linear Pairs (adjacent angles whose sum = 180°): Pairs …
Figure it Out (Page 84-85) 1. Write formulas for the perimeter of:(a) triangle with all sides equal.(b) a regular pentagon (as we have learnt last year, we use the word …
Page 46-47 In the following figure, screws are placed above a scale. Measure them and write their length in the space provided. Ans: (Q.) Which scale helped you measure the …
2.1 Simple Expressions (Page 24) Choose your favourite number and write as many expressions as you can having that value.Ans: We can write different arithmetic expressions for this number as follows:12 …
Page 2 1. What if a person ate 3 varieties of rice every day? Will they be able to taste all the lakh varieties in a 100 year lifetime? Find …
Earth, Moon, and the Sun 1. In Fig. 12.17, how many hours of sunlight do the North Pole and the South Pole receive during one rotation of the Earth? Answer: …
Light: Shadows and Reflections 1. Which of the following are luminous objects? Mars, Moon, Pole Star, Sun, Venus, Mirror Answer: The luminous objects are the Sun and the Pole Star. …
Life Processes in Plants 1. Complete the following table Answer: 2. Imagine a situation where all the organisms that carry out photosynthesis on the earth have disappeared. What would be …