CBSE Class IX Term I Summative assessment I Sample paper 3 SECTION A 1. Breathing on a mirror turns mirror foggy‚ what phenomenon is responsible for this? [1] 2. What is the major function of cell wall in plant cell? [1] 3. When a carpet is beaten with a stick‚ dirt comes out of it. Why? [1] 4. (a) Name the two factors on which the buoyant force depends. [2] (b) State the relationship between the buoyant force on an object and weight of the liquid displaced by it. 5. State any two reasons for
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Spring Break Every spring break my family and I go to a warmer location for vacation. All of us went decided to go to Montego Bay‚ Jamaica for seven days. The city we chose in Jamaica was Montego Bay because I thought there culture looked interesting and the images I looked at were beautiful. In Jamaica I went canoeing which was amazing experience because I had never done it before. All the canoes were near the beach and there were lifeguards to help me figure out where to go and what to do. Having
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It was one sunny afternoon in 2011. I was at one of my football games in Excelsior Springs. We had won that game thirty six to twelve. I had two touchdowns and one interception. I had stood the night with a old best friend up in Kansas City because my mom didn’t want me to know what happened that day while I was at my football game at that moment. The next day I had went home with a bad feeling.Then my mom told me that my brother was in a really bad car accident again and lost his life. The first
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Talisyn Lobell: Vision spring is a charity that gives glasses to those around the world who need it and can’t afford it‚ they’ve partnered with warby parker so each pair bought goes to someone in need. They have donated over 1.6 million glasses all around the world‚ which has made vision spring a well-known charity all over the world and growing bigger each day. Another way they strum up business and are well-known is by honoring their customers (a.k.a‚ their stockholders)‚ customers feel safe buying
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focus will be on chloroform‚ one compound of the trihalomethane group‚ which has been showed to be a human carcinogen. It is the purpose of this paper to assess exposure to chloroform through the dermal and inhalation routes while using an indoor hot tub by creating a worst case scenario‚ which should exceed the real concentrations and exposure. In order to make this assessment‚ it is necessary to know the air and water chloroform concentrations while the hot tub is being used. This was done by using
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On 1976 in a small town called Lime Springs‚ IA. A man was walking by the Lidtke Mill. He was old‚ pretty tall not too tall‚ had a short beard‚ looked mean. He always wore the same clothes everyday‚ but if he was lucky he would stand outside of the thrift shop and get a pair of old jeans and a torn shirt. One day this nice short old lady‚ driving by the Lidtke Mill in a 1972 Convertible Chevelle‚ offered him some nice warm soup. The old man didn’t want this old lady’s soup‚ but he knew if he didn’t
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cytotoxicity in response to exposure to glyphosate‚ its major metabolite (AMPA)‚ and the commonly added surfactant compounds found in major herbicides. Glyphosate exposure has increased world-wide at an exponential rate along with the production of genetically modified crops. Currently up to 75% of genetically modified crops are treated with glyphosate containing herbicides. As this increase has occurred glyphosate and its associated chemical additives contaminated rivers‚ springs‚ and other natural sources
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fingertips. The loss of importance that nature plays in our social environments has lead to deforestation‚ global warming‚ and the declining concern for the lives of the average animals. In Carson’s “Silent Spring” she criticizes farmers and their use of pesticides. She writes “Silent Spring” as a way to convey how she feels about the misuse of power those who are in charge of these agricultural areas. She uses diction‚ her personal love for animals and biological
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Battle of Somme July-November 1916 Why did the British decide to launch an offensive on the Somme? The French were fighting the Germans alone at Verdun‚ in an attempt to retain control of the historic fortress town. The French Commander in Chief‚ Joffre‚ asked the British to mount an offensive on the nearby Somme‚ to deflect the Germans. The offensive was planned by the British Commander‚ Douglas Haig. What was the Plan? The plan was to launch a week long bombardment of the German trenches
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was carried out by specifically isolating pregnant mother who consumed cocaine only. Growth of their unborn babies was monitored closely with from time to time to establish the effect of cocaine on the fetus development. It was discovered that exposure of the fetus to cocaine during their development in mothers womb result to damage on their growth. This is as a result of interruption in transmission of nutrients from mother to the fetus. This interruption may have been caused by the damage of
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