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समय जीवन की सबसे कीमती चीज है। यह एक ऐसा धन है जो एक बार खर्च हो जाए, एक बार बीत जाए तो कभी वापस नहीं आता। जो व्यक्ति समय के मूल्य को समझता है, वही जीवन में सफलता प्राप्त करता है। समय किसी के लिए नहीं रुकता, न राजा के लिए, न रंक के … Read more
In-Text Questions and Answers Question: How do you come to know that a ‘period’ is over in your school? Answer: We know that a period is over when we hear the school bell ring. Question: How is sound produced? How does it travel from one place to another? How do we hear sound? Why are … Read more
In-text Questions and Answers Question: Find out how many new states have been created in the last 10 years. Is each of these states considered its own region? Answer: In the last 10 years, one new state, Telangana, was created in 2014. It became separate from Andhra Pradesh. Each state is usually considered a region … Read more
1. Are there more images of men than women? Answer: Yes, there are more images of men than women. 2. In what kinds of jobs were there more images of men than women? Answer: There were more images of men in jobs like farmers, factory workers, scientists, and pilots. 3. Have all the nurses been … Read more
1. Explain at least three different reasons why groups may be marginalised. Answer: Groups may be marginalised for several reasons: Different Language or Customs: If a group speaks a different language or follows customs that are not like the majority, they may be excluded. Religion: Belonging to a different religious group from the majority can … Read more
Question 1: In a reaction, 5.3 g of sodium carbonate reacted with 6 g of acetic acid. The products were 2.2 g of carbon dioxide, 0.9 g of water, and 8.2 g of sodium acetate. Show that these observations are in agreement with the law of conservation of mass. Answer: Total mass of reactants: Mass … Read more
In-Text Questions and Answers What are canal rays? Answer: Canal rays are streams of positively charged particles discovered by E. Goldstein. They are also known as anode rays. These rays are produced in a gas discharge tube and move in a direction opposite to that of electrons. If an atom contains one electron and one … Read more
1) जीवन में हर पल जरूरत हो जिसकी वह मिल जाए अपने ही श्रम की बदौलत नहीं माँगनी हो किसी से रियायत हर इक हाथ में सर्जना की हो ताकत क) कवि किसकी जरूरत को अपने श्रम की बदौलत पूरा करने की बात कह रहे हैं? उत्तर: कवि जीवन की हर उस जरूरत की बात … Read more