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Quick revision notes for CBSE Class 9 Science Chapter 10 Work and Energy! Get important one-liner questions and answers covering work, energy, power, kinetic and potential energy, and law of conservation of energy. Q1. What is work in science?Ans. Work is said to be done when a force applied on an object causes displacement. Q2. … Read more

Class 9 Science Chapter 9 Gravitation – One Liner Questions and Answers | Notes Prepare for CBSE Class 9 Science Chapter 9 Gravitation with important one-liner questions and answers. Quick revision notes covering universal law of gravitation, free fall, buoyancy, Archimedes’ principle, and more! Q1. Who discovered the universal law of gravitation?Ans. Isaac Newton discovered … Read more

Get important one-liner questions and answers from Chapter 5 – The Fundamental Unit of Life for CBSE Class 9 Science. Quick revision notes to boost your exam preparation. Easy and accurate! Q1. Who discovered cells for the first time?Ans. Robert Hooke discovered cells for the first time in 1665. Q2. What instrument did Robert Hooke … Read more

Class 10 Economics Chapter 1 Development – Questions and Answers LET’S WORK THESE OUT 1. Why do different persons have different notions of development? Which of the following explanations is more important and why?Answer:Different persons have different notions of development because life situations of persons are different. People’s needs, experiences, and living conditions vary, leading … Read more

NCERT Class 10 Thief’s Story” by Ruskin Bond Question Answer Think About It 1. What are Hari Singh’s reactions to the prospect of receiving an education? Do they change over time? What makes him return to Anil? At first, Hari Singh sees education merely as a tool to enhance his skills in deception, believing that … Read more

Class 10 Economics – Chapter 1: Development 📘 Chapter 1 – Development (Economics) 🔹 What is Development? 🔹 Different People, Different Goals ➡️ So, one thing may be development for one person but destruction for another. 🔹 Income and Other Goals 💡 Non-material things are also very important and can’t be bought with money. 🔹 … Read more

कक्षा 10 औपचारिक पत्र 📩 पत्र 1: पुस्तकालयाध्यक्ष को पुस्तक वापसी की तिथि बढ़ाने हेतु पत्र सेवा में,पुस्तकालयाध्यक्ष,राजकीय उच्च माध्यमिक विद्यालय,[आपका शहर], विषय – पुस्तक वापसी की तिथि बढ़ाने हेतु निवेदन। महोदय, सविनय निवेदन है कि मैं कक्षा 10 का छात्र हूँ। कुछ दिन पूर्व मैंने विद्यालय के पुस्तकालय से ‘गणित की पाठ्य पुस्तक’ उधार … Read more

Class 10 Geography ch1 Resources and Development 1. Multiple Choice Questions (i) Which one of the following is the main cause of land degradation in Punjab?→ (c) Over irrigation (ii) In which one of the following states is terrace cultivation practised?→ (d) Uttarakhand (iii) In which of the following states black soil is predominantly found?→ … Read more