standards for drinking water are developed by the Environmental Protection Agency (EPA)‚ World Health Organization (WHO) etc. All municipal (public) water supplies must be measured against these standards. Testing how ground water is affected by different contaminants was the bases of the experiment. II. Body Paragraph #2 – Objective~ in this lab we explored how contaminates affect the water supply. The main objective for this experiment is to see how the contaminants will affect the ground
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* ------------------------------------------------- * FORECASTED TOPICS FOR PMR 2012 FORM 1 Ch.1 - laboratory apparatus (diagram + function) - clinical and lab thermometer (diagram) - water displacement method (calc. + diagram). Ch.2 - animal cell and plant cell (diagram - differences + similarities) - cell until system (flow chart) - unicellular and multicellular organism. Ch.3 - the balloon experiment (air has mass) - density experiment (3 objects in a measuring cylinder)
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Cell Membrane Cytoplasm Nucleolus Cytoskeleton Nucleus Rough Endoplasmic Reticulum Smooth Endoplasmic Reticulum Ribosome Mitochondria Vacuole Golgi Bodies Adrianna Sarukhanyan Angel S. Period 1 Mrs. Rivera Functions of the Animal Cell 1. Strawberry Sour Belts-
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Scientific Article Worksheet Title: Spiny Mice Modulate Eumelanin to Pheomelanin Ratio to Achieve Cryptic Coloration in “Evolution Canyon‚” Israel Authors: Natarajan Sigaravelan‚ Tomas Pavlicek‚ Alex Beharav‚ Kazumasa Wakematsu‚ Shosuke Ito‚ Evaitar Nevo Journal: Plos one Volume‚ year‚ pages: Vol. 5 Issue 1‚ January 2010‚ p1 Scientific Article Overview Download this document and type your answers after each question. For each question provide a brief but complete answer to the
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The timeline of earth begin with three eras. The first era was the Paleozoic era. Then after that it was the Mesozoic era. The final and present era is the Cenozoic era‚ which we live in now. All of these eras had begun something new for the evolution of man today. The first era was the Paleozoic‚ which began 600 mya (million years ago). It started with the Cambrian period with the form of algae and simple invertebrates like the jellyfish and worms. Then came the Ordovician period 500 mya‚ when
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Checks and balances is essentially the three branches of government checking on the others and preventing them from overstepping their boundaries. There are many examples of checks and balances and many reasons why it is important. The three branches of government all have their own powers and restrictions‚ and checks and balances enforces these restrictions and ensures that each branch does what it’s supposed to do. Without it‚ our government would probably be more like an anarchy‚ as our constitutional
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2. Objectives The objectives of this experiment are to observe the keeping quality of some food products‚ study the various simple methods of moisture determinations using different drying method. And determine the water activity in some food samples such as biscuits‚ bread‚ flour and instant noodles by using water activity measurement machine. 3. Theory To determine the moisture content in the food‚ methods such as open dish method and infrared balance method are used. 3.1 Hypothesis
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1. Phonetics as a science. - it’s a subject matter in branches. Term comes from Greek word “Phonitikos” (голосовой) or the science of the voice. Phonetics is a science‚ which treats the sounds of which language is composed. Phonetics (encyclopedia) is the study of how the speech sounds are made (articulatory phonetics)‚ the acoustic properties of the sound (acoustic phonetics) and how sounds are organized in the language (linguistic phonetics). Phonetics (Webster) is the science or a study of speech
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1. Sex Male Female 2. What is your age group? 11-12 13-14 15.16 3. Do you or any one of your school mates use indecent language during school hours? Yes No 4. Are you associated with any violent or inappropriate behaviour with any other students in the school that you attend? Yes No 5. Do you or any one of your school mates consume alcoholic beverages in school?
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Unit 1 a) Is economics a science? Yes ! The word “Economics” is derived from the Greeks word “Oikonomos” which means to manage the house. So it means the management of a household especially in those matters‚ which are relating to the income and expenses of the family. After sometime‚ the term economy was adopted. Economics is regarded as a Social SCIENCE and not a PURE science like Physics or Chemistry because it uses scientific methods to build theories that can help explain the behaviour
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