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1) What is meant by a substance? Answer: A substance is a form of matter that has a uniform and definite composition. It can be either an element or a compound, where all the constituent particles have the same chemical nature. 2) List the points of differences between homogeneous and heterogeneous mixtures. • Homogeneous Mixtures: … Read more
Activity 8.1: Understanding Inertia Objective: To demonstrate the concept of inertia and how it affects the motion of objects. Materials Needed: Carom coins, striker, table. Procedure: 1. Make a pile of similar carom coins on a table. 2. Attempt a sharp horizontal hit at the bottom of the pile using another carom coin or the … Read more
1) Understanding Electric Circuits and Ohm’s Law Background: An electric circuit comprises various components like resistors, batteries, and measuring instruments connected through conductive wires. The flow of electric charge through this setup defines the electric current, measured in amperes (A). Ohm’s Law states that the current through a conductor between two points is directly proportional to … Read more
1) Answer the following questions: (i) Why are people considered a resource? Answer: People are considered a resource because it is through their capabilities, knowledge, and skills that natural resources are transformed into valuable assets. Healthy, educated, and motivated individuals contribute significantly to the development of a society and economy, making human resources the most … Read more
1) Why were people dissatisfied with British rule in the 1870s and 1880s? Answer: People were dissatisfied due to several reasons including oppressive laws like the Arms Act (1878) and the Vernacular Press Act (1878), which curtailed basic freedoms and censored the press. The introduction of the Ilbert Bill (1883) and its subsequent withdrawal due … Read more
1) In what ways is a hawker different from a shop owner? Answer: Hawker – A hawker is a mobile vendor who does not have a fixed place of business. They typically sell their goods from movable stalls or directly from their baskets, moving from place to place or setting up in different locations on … Read more
──────────────────────────────────────────────────────── IN-TEXT QUESTIONS ──────────────────────────────────────────────────────── Question: “Do magnets stick to objects made of certain materials only?” Answer: • Yes. Magnets only stick to materials that have iron, nickel, or cobalt in them (these are called magnetic materials). Objects made of wood, plastic, or glass do not stick to magnets. Question: “Was your prediction correct for all … Read more
1) Why did the children go to Yasmin Khala’s house?Answer: The children went to Yasmin Khala’s house to seek information and advice regarding a broken street light caused by their cricket game. Yasmin Khala had retired from the Municipal Corporation and was knowledgeable about such matters. 2) List four ways in which the work of … Read more
Question 1: You have probably noticed that people in Kalpattu are engaged in a variety of non-farm work. List five of these.Answer: In Kalpattu, a variety of non-farm work is evident among the villagers. Five of these are: Question 2: List the different types of people you read about in Kalpattu who depend on farming. … Read more
IN-TEXT QUESTIONS Question: See Chapter 4, Table 1. Which group of people challenged Mughal authority for the longest time in Aurangzeb’s reign? Answer: The Marathas challenged Mughal authority for the longest period during Aurangzeb’s reign. Question: What is the Khalsa? Do you recall reading about it in Chapter 6? Answer:The Khalsa is the community of … Read more