when particles obtained cannot be divided further. Democritus called these indivisible particles atoms (meaning indivisible). How and why elements combine and what happens when they combine. Antoine L. Lavoisier laid the foundation of chemical sciences by establishing two important laws of chemical combination. (a) The Law of conservation of mass states that mass can neither be created nor destroyed in a chemical reaction. (b) The law of constant proportions which is also known as the law of
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Banana and Papaya Fruit Peelings Extract as an Alternative Culture Medium for Fungi Submitted by: Maricel P. Clores Catherine A. Bernardo Rodora Lafiguera Julius Jorge Suarez Scope and Delimitation This study is focused on how to produce ointment out of banana and papaya fruit peelings extract to help avoiding fungal infections. It must be done within a laboratory. The place must be conducive for only a matter of years. This study builds upon on how to lessen fungal
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Serendipity – Accidental Discoveries in Science ABSTRACT Serendipity means the faculty of making fortunate and unexpected discoveries by accidents. Penicillin‚ X-ray‚ Viagra‚ Teflon are common examples known as accidental discoveries in science. The stories of these discoveries are interesting and meaningful. X-ray for medical diagnosis and treatment‚ miracle drug penicillin‚ Viagra for treatment of erectile dysfunction‚ Teflon for frying pans‚ all of these discoveries make our life wonderful
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Science Folio Chapter 5 B6D5E1 Title: Importance of maintaining the cleanliness of air Introduction The atmosphere of Earth is a layer of gases surrounding the planet Earth that is retained by Earth’s gravity. The atmosphere protects life on earth by absorbing ultraviolet solar radiation‚ warming the surface through heat retention (greenhouse effect)‚ and reducing temperature extremes between day and night. One of the most important factors drawing international attention which is
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1. What was the main attraction for you to study Economics at University? A prestigious university which is very established in the world of economics and in terms of the experience the economics faculty is rich in knowledge. Idea of supervisions interests me as it gives me a chance to discuss economics and learn new ideas from professors who are at the forefront of economics. Allows me to criticize my views and always adapt them to what I believe is right. Famous economist have ome from Cambridge
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How to Do High School Science Fair Projects The following ten steps describe how to do a science fair project. 1. Science Fair Project Judging science fair projects are judged on seven criteria which will guide you as you develop your project. These criteria are creativity‚ skills‚ clarity‚ thoroughness‚ neatness‚ integrity and results. 2. Science Project Types Determine which of the five types of science fair projects that you want to do: original research‚ demonstration‚ investigation
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Question Number One There were several problems created through the Roman policy of “Bread and Circuses.” As Rome’s political system evolved‚ Rome’s armies’ expanded the Roman power across Italy. After getting rid of their Etruscan rulers‚ Romans gained power over central Italy. By about 270 B.C.‚ Rome occupied all of Italy. Rome’s success was partly because of its efficient‚ well-disciplined army. The Roman armies were made up of citizen-soldiers who fought without any pay‚ and supplied
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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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