Thermometer Works - pg. 23 Purpose: What makes the liquid within a thermometer go up and down? Hypothesis: If the liquid is placed into objects of different temperatures‚ then the liquid moves up in the hotter substance and down in the colder substance‚ because of the change in the molecular energy when the water is hot and when the water is cold. Materials: Test tube‚ about 20 mL Isopropyl rubbing alcohol‚ 91% Small cup 2 small disposable water bottles (8 oz.) or 2 small beakers Food
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Earth’s rocky surface a gaseous jovian cannot be stood on. The four gaseous jovians in our solar system are Jupiter‚ Saturn‚ Neptune‚ and Uranus. Rocky terrestrials are the types of planets that possess a solid surface made of rock. Mars‚ Venus‚ and Mercury are examples of rocky terrestrials in our solar system. Of course‚ Earth is one of them as well. Earth’s interior is comprised of three main layers‚ according to levels of density. The core consists of metals such as nickel alloy and iron and is
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Back Print Name Class Date Assessment Chapter Test B Chapter: Matter and Change PART I In the space provided‚ write the letter of the term or phrase that best completes each statement or best answers each question. ______ 1. Chemistry is a natural science that deals with the study of a. living things and their life processes. b. the physical features of Earth. c. the composition‚ structure‚ properties‚ and changes of matter. d. the composition‚ motion‚ and relative positions
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and oceans. Littering items include cardboard‚ Styrofoam‚ aluminum‚ plastic and glass. Industrial waste from factories‚ which use freshwater to carry waste from the plant into rivers‚ contaminates waters with pollutants such as asbestos‚ lead‚ mercury and petrochemicals. Oil Pollution caused by oil spills from tankers and oil from ship travel. Oil does not dissolve in water and forms a thick sludge. Burning fossil fuels into the air causes the formation of acidic particles in the atmosphere
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This group believed/believes that the mercury in the vaccines used today is what is to blame for the cause of autism in children. Those who believe that the mercury is the cause “Argue that the ethylmercury found in thimerosal was given in doses exceeding Environmental Protection Agency Limits.”(Steven Novella) Meaning that the amount of mercury given to the children is too high for their bodies to handle. Which leads some to believe that for
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See if you can swallow this: Should sharks be protected from people or people protected from sharks? Sharks are more deadly than people? I don’t think so. See if you can swallow this‚ sharks do not have try to eat humans we are not in their diet. The article Do sharks eat people quotes “Only about a dozen of the more than 300 species of sharks have been involved in attacks on humans. Sharks evolved millions of years before humans existed and therefore humans are not part of their normal diets
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Chapter 6 Measuring Vital Signs Unit 1: Temperature‚ Pulse‚ and Respiration UNIT RATIONALE Important indicators of your patient’s/client’s health status are known as vital signs. Vital signs give you information about breathing‚ body temperature‚ and the heart. They are a good indication of how well the body systems are functioning. As a health care worker‚ you need to observe patients whenever you are near them. Your knowledge of vital signs and how to measure them helps you know when to report
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Abstract The Dangers within the Environment are affecting our health to means that we wouldn’t believe. We destroy our planets ozone that affects and causes global warming. The pesticides‚ mercury and carbon dioxide that we release into the environment cause so many health problems to use and our children. It actually affects our children’s health more than it does to use. How can we do this to our environment knowing that it affects our health more and more. Dangers with in our Environment The
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base of the bulb has a stem or glass mount anchored to it which allows for the smooth flow of the electrical current‚ that in turn generates visible light. The fluorescent light bulb is filled with argon‚ krypton‚ neon or xenon and low pressure mercury vapor. The inside of the tube is then coated with various blends of metallic and rare earth phosphor salts. The cathode tube in the bulb is made of tungsten and is coated with barium‚ strontium and calcium oxides and evaporation of the organic solvents
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acquired the shareholding of the second largest cement manufacturer in Uganda A joint-venture with other cement manufacturing companies across Asia‚ Europe and American continents and exports its goods throughout the world Weaknesses A large amount of mercury is being emitted yearly outside their plants Old equipment‚ facilities and process are still being used in their production Lafarge company staff operators is the lowest in numbers despite of their continuous expansion throughout the years Opportunities
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