Avul Pakir Jainulabdeen Abdul Kalam (born October 15, 1931, Tamil Nadu) was the eleventh President of India, serving from 2002 to 2007. A notable scientist and engineer, he is often referred to as the Missile Man of India. He is considered a progressive mentor, innovator and visionary in India. Kalam was the second apolitical figure …
The European Space Agency (ESA), established in 1975, is an inter-governmental organisation dedicated to the exploration of space. It has 17 member states at the moment. ESA has its headquarters in Paris. ESA has a staff of about 1,900 with an annual budget of about 3 billion euros in 2006. ESA’s spaceport is the Guiana …
Alaskan polar bears have mastered the art of living in ice. Even during the frigid days of winter, these furry white creatures don’t hibernate in cozy dens, like other bears do. Instead, they go north, hunting for seals living in the ice-covered water. In recent years, however, Earth’s climate has been getting warmer, and ice …
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Astronomers recently watched a comet break into pieces, practically before their eyes. Their observations, reported by scientists at Johns Hopkins University, have given them surprising insight into the structure of these space objects. What are comets? Comets are fairly small (about 12 miles across or less) balls of ice, rock, and dust. They make long, …
Former Indian Prime Minister Chaudhary Charan Singh was born on December 23, 1902. He was Deputy Prime Minister in the Morarji Desai government that assumed office in 1977. In 1979 Morarji Desai resigned as Prime Minister. Charan Singh was sworn in as the next PM on July 28, 1979. He held the office of Prime …
People all over the world celebrate Christmas, the birthday of Jesus Christ, on December 25. Actually, 25th December is a monumental day. A lot of events having both national and international importance took place on this day. Here are some of them. Marco Polo, the Venetian merchant who traveled around the world, set his foot …
Class 8 Science Chapter 15 | Some Natural Phenomena Select the correct option in questions 1 and 2. 1. Which of the following cannot be charged easily by friction? a) A plastic scale b) A copper rod c) An inflated balloon d) A woolen cloth Answer: A copper rod Reason Copper is a highly conductive material. …
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Chemical effects of electric current NCERT Solutions for Class 8 Science Chapter 14 are given below. Question 1. Fill in the blanks. a) Most liquids that conduct electricity are solutions of…………………., ……………….. and …………………. Answer: acids, bases and salts b) The passage of an electric current through a solution causes ……………………. effects. Answer: chemical c) …
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Science Chapter 9 Reproduction in animals NCERT Solutions for Class 8 Science Chapter 9 are given below. 1. Explain the importance of reproduction in organisms. Answer: Reproduction is essential for the continuation of a species. If organisms didn’t reproduce, their species would become extinct. 2. Describe the process of fertilization in human beings. In human …
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NCERT solutions for Class 8 Geography Chapter 4 are given below. Textbook page number: 48 Class 8 Geography: Chapter 4 – Agriculture 1. Answer the following questions (i) What is agriculture? Answer: Agriculture is the science and art of cultivation on the soil, raising crops and rearing of livestock. Agriculture is a primary activity and favourable …
