Samuel Morse‚ American born painter and inventor of the 19th century. Studying philosophy and mathematics at Yale he soon found his passion to the arts and travelled to England in 1811 to study painting. Returning back to the United States he was commissioned to do portraits of former President John Adams and James Monroe among other wealthy merchants in Charleston‚ South Carolina. Through his successful paintings of persons and his allegorical works for Congress he was offered a job at painting
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anti – oxidant by getting the extract of lemon grass. The lemon grasses were chopped at the constant size and pressured afterwards and were tested for their physical appearance and effeitinity. After the preliminary test in finding out the best insulator for the making of anti – oxidant out of extract lemon grass. 46 people were tested in different conditions in their body. Every 3 days‚ a batch of 4 280ml bottles of anti – oxidant were released from the researcher‚ tested and observed.After 2 weeks
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ADSORPTION AND ABSORPTION OF EXHAUST GASES FROM VEHICLES Rinkesh.A.Bafna‚ Kushal.A.Khanderia‚ Asst.Prof. N.Anandakumar Abstract— As India is developing in a faster rate the need for vehicles has tremendously increased. In this scenario‚ we strongly need an efficient way to control the increasing air pollution led by the exhaust gases from the vehicles. These exhaust gases contains carbon monoxide (CO) and hydrocarbons in high proportions which adversely increases the Global Warming and
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CHAPTER 9 : MANUFACTURED SUBSTANCES IN INDUSTRY NAME: NUR INSYIRAH BTE. AB HAMED CLASS: 4 SAINS GUNAAN (SG) SCHOOL: SMK SERI INDAH CONTENT Content Introduction 9.1 Sulphuric acid 9.1.1 Properties of sulphuric acid 9.1.2 The uses of sulphuric acid 9.1.3 The industrial process in manufacture of sulphuric acid 9.1.4 Environmental pollution by sulphuric acid 9.2 Ammonia and its salt 9.2.1 Properties of ammonia 9.2.2 The uses of ammonia 9.2.3 The industrial process in manufacture of ammonia
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Complete the following statement: When a glass rod is rubbed with silk cloth‚ the rod becomes positively charged as a) negative charges are transferred from the rod to the silk. b) negative charges are transferred from the silk to the rod. c) positive charges are created on the surface of the rod. d) positive charges are transferred from the silk to the rod. e) positive charges are transferred from the rod to the silk. 21.3.1. Complete the following statement: When a glass rod is rubbed
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Hassan Fathy’s work in New Gourna‚ described in his book ‘Architecture for the Poor’ proposes an inventive approach to tradition that is‚ in theory‚ also very sustainable‚ economical and cheap. However this architecture is not used in Egypt today‚ although the locals insist on building new houses‚ especially in the outskirts of Cairo. The number of these houses grows everyday‚ which has led to a chaotic situation of the city‚ in terms of infrastructure and overall living condition. Why are Fathy’s
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Metal Welding - Types and Processes Welding. So you think it’s as simple as grabbing the gun and pulling the trigger‚ eh? Tell me this then - what types of welding are there? Not completely sure? Read on... Arc Welding Arc welding is a process utilizing the concentrated heat of an electric arc to join metal by fusion of the parent metal and the addition of metal to joint usually provided by a consumable electrode. Either direct or alternating current may be used for the arc‚ depending upon
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baking tins; it is so useful that surgeons even use teflon tubing to replace sections of arteries. In the evenings babies are washed in baths made of a chemical called Acrylic. This versatile material is pleasantly warm to the touch and a great insulator‚ so it keeps the water hotter for longer. These baths are also lightweight but very resistant to cracks which makes them very durable. A baby spends most of its time sleeping in a bed made of polyurethane foam. These will conform to the baby’s body
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Introduction Did you know that you probably used an electric motor today? Yes‚ that’s right. If you put on clothes that were washed in a washing machine‚ rode in a car‚ ate food from a fridge‚ warmed up lunch in a microwave‚ or played a video game‚ you used an electric motor! Try this science fair project and you’ll learn how to make a simple electric motor by having two magnets "talk" to each other. As they interact‚ they will alternate between "liking" each other (being pulled together)‚ and "disliking"
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PULLOUT Worksheets SOLUTIONS Science Class Solutions can be downloaded from our Website www.OswaalBooks.com 6 OSWAAL BOOKS “Oswaal House” 1/11‚ Sahitya Kunj‚ M.G. Road‚ AGRA-282002 Ph.: 0562-2857671‚ 2527781‚ Fax : 0562-2854582‚ 2527784 email : contact@oswaalbooks.com‚ website : www.OswaalBooks.com CONTENTS 1. Food Where Does it Come From? Ø 1&2 Worksheets 2. Components of Food 1 3 5 7 10 13 15 17 19 21 24 27 29 32 34 37 - 2 4 6 9 12 14 16 18 20 23 26 28 31 33 36 39
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