Materials in Our Daily Life : 95 : 21 Materials in Our Daily Life The basic aim of science is not only to study and understand natural phenomena but also to use this knowledge to make our lives more comfortable. Science and technology have enabled us to develop more economical and convenient methods to recover useful materials from nature and to put them to various uses. Chemistry has enabled us to synthesize new materials which have desired properties‚ thus‚ making them even better than natural
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The book “Daily life in China On the eve of the Mongol Invasion 1250-1276” is a Chinese historical book that historians and readers will enjoy to read because it has information written about all aspects of life during 1250 in such a vivid way that it would not be insane to say that is possible to picture the stories and documents found within the book. This book mentions about a time when the population of China was only six million inhabitants compared to the 1.3 billion of today but was the riches
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conditions not only on the battlefield‚ but also in their camps. The daily life of a Union soldier consisted of hours of drills‚ minimal food rations‚ and harsh conditions while fighting to end slavery. The Union soldiers shared many similarities. To enlist as a soldier the boy had to be at least 18 years old. Most were in their late teens and early twenties though boys as young as 15 reportedly enlisted and lied about their age (“Life as a Soldier During the Civil War‚” 1). Bell Wiley described the
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Importance of chemistry in our daily life Importance of chemistry in our daily life Everything is made of chemicals. Many of the changes we observe in the world around we see that caused by chemical reactions. Chemistry is very important because it helps us to know the composition‚ structure& changes of matter. All the matters are made up of chemistry. In our every day like various chemical are being used in various from‚ some of those are being used as food‚ some of those used
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Life in Saudi Arabia The capital is Riyadh and is also the largest city. The official language of the country is Arabic. Saudi Arabia has a population of roughly 28 million with 9 million being foreign nationals. The country of Saudi Arabia is full of dignified and hospitable people. Much of their lifestyle is governed by Sharia Law because the country is an exclusively Islamic kingdom and Islam governs nearly every aspect of life. It governs everything from how they dress‚ to social gatherings
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and influenced others‚ especially social life. Now technology such as video games and cellular devices has affected us both positively and negatively. Sometimes when you get bored or take a break you start to play your smartphones. You check Instagram‚ texting your friends‚ or start to play games. But then you realize you spend more time on your phone than doing what you were suppose to do before. Phones can be a negative and positive influence in your life. A positive effect of cell phones is that
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must grow and develop through their three trimesters. Also before a plant is full-grown‚ it must first mature and survive as a seedling. Because although living creatures may be the most evident of Mother Nature’s creations‚ there may be more to it. Life is only possible in a suitable environment. On earth‚ that environment is created by our weather dynamics. Weather dynamics is the study of how the motion of water and air cause weather patterns. Our Global weather systems are reflections of our atmosphere
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An ion is an atom or molecule in which the total number of electrons is not equal to the total number of protons‚ giving it a net positive or negative electrical charge. The name was given by physicist Michael Faraday for the substances that allow a current to pass ("go") between electrodes in a solution‚ when an electric field is applied. It is from Greek ιον‚ meaning "going." The word ion also is responsible for electrical current being symbolized by the letter i in chemistry and physics. An anion
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087/X/SA2/05/A1 Class - X SOCIAL SCIENCE Time : 3 hours â×Ø Ñ 3 æÅðU Maximum Marks : 80 ¥çÏ·¤Ì× ¥´·¤ Ñ 80 Total No. of Pages : 11 Instructions : 1. The question paper has 36 questions in all. All questions are compulsory. 2. Marks are indicated against each question. 3. Questions from serial number 1 - 16 are multiple choice Questions (MCQs) of 1 mark each. Every MCQ is provided with four alternatives. Write the correct alternative in your answer book. 4. Questions
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Technology The human race has advanced in technology for a better living. Technology in today’s society is very important because it affects us in many positive ways. It influences in social interaction‚ health‚ and the managing of information. Technology has allowed a better social interaction in the 21st century. It has influenced communication by making it accessible. Humans‚ over time‚ have created practical devices such as computers‚ cell phones‚ pagers‚ and others that give people access
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