The problem for this experiment is how does the amount of caffeine affect the speed and performance of a mouse. The hypothesis is if the amount of caffeine consumed by the mouse is increased‚ then the time at which the mouse completes a set obstacle course will decrease when time is a function of caffeine quantity. The amount of caffeine consumed by the mouse before completing the obstacle course is the independent variable. The dependent variable of the experiment is the amount of time the mouse
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Do you know why children should not drink coffee? These days lifestyle of children has been changing regarding the way that children drink. Caffeine is one of the biggest problems in the world. Most companies make many things from caffeine such as coffee‚ tea‚ chocolate‚ soda‚ and Energy Drinks. However‚ children under 18 years old don’t know if these things can be dangerous for their health. Children eat or drink these things because parents didn’t tell them that are not good for their health.
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Well we aren’t alone; according to Villanova Health Service about 90 percent of Americans consume caffeine in one way or another every single day. Transition: So what is caffeine you generally think of it in‚ Coffee‚ tea‚ soda‚ and chocolate‚ and its part of almost all college students daily diet. I. Caffeine A. What is caffeine 1. According to the Merriam-Webster dictionary caffeine is defined as a bitter alkaloid C8H10N4O2 (not that any of you care) found especially in coffee‚
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The Effects of Secondary Plant Compounds on Lumbriculus Variegatus Heart Rate Introduction Blackworms (Lumbriculus variegatus) were used in this experiment to study the effects of secondary plant compounds‚ chemical compounds produced by plants that are not part of the general metabolism‚ on pulse rate. Secondary plant compounds act as defense mechanisms which reduce or eliminate consumption of some plant species or even attract predators. These compounds are not essential to the plant but often
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Alcohol Facts and statistics ( www.niaaa.nih.gov-2012 ) Global Burden of alcohol abuse‚ In 2012‚ 3.3 million deaths‚ or 5.9 percent of all global deaths (7.6 percent for men and 4 percent for women)‚ were attributable to alcohol consumption.. Alcohol contributes to over 200 diseases and injury-related health conditions‚ most notably alcohol dependence‚ liver cirrhosis‚ cancers‚ and injuries. In 2012‚ alcohol accounted for 5.1 percent of disability adjusted life years (DALYs) worldwide. Globally‚
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Chm235LL 2/18/14 Caffeine Isolation Lab I. Abstract Solid crude caffeine was extracted from tea and purified via sublimation. The melting point was experimentally found at 215.9-218.7oC. II. Introduction Caffeine is the most dangerous substance being used in lab this semester‚ but it’s also one of the most favorite chemicals commonly ingested among college students. The main purpose of this lab was to extract caffeine from a beaker of about 20 ml of tea. Sublimation was an effective and convenient
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Topic:Should the minimum legal age for drinking alcohol raised from 18 to 21 in Australia Name:Michael Student #: Thesis statement:The minimum legal age for drinking alcohol should be raised from 18 to 21 in Australia Paragraph 1 1st Topic Sentence:Increasing drinking age makes our society safer 1st Supporting Idea:drunk drive causes many accidents Evidence:new drivers--poor skills--easy to be killed- 3.65 drivers and 0.77 additional people died 2nd Supporting
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Billions of people all over the world consume caffeine‚ mainly in cups of coffee. Many of these same people consume caffeine on a daily basis. Is this constant consumption of caffeine hazardous to one’s health or is it positive to one’s health? These questions have been partially answered by many and are in the process of being fully answered by some. However‚ not all of these answers can be deemed as credible. There are a lot of misleading articles‚ web pages‚ and blogs that share their opinion
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THE EFFECT OF CAFFEINE ON HUMAN BODY A Term Paper Presented to: Miss. Durano‚ Leony Marie WESTERN MINDANAO STATE UNIVERSITY MALANGAS CAMPUS MALANGAS ZAMBOANGA SIBUGAY In partial Fulfillment of the Requirements for the course English 102 (Writing in Discipline) Second Semester 2011-2012 Presented by: Mr. Reymonel R. Paler CS – 1 March 2012 Table of Contents I – Introduction ---------------------------------------------------- 1 A. Background
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Title: Caffeine: The pros and cons of consumption Specific Purpose: At the end of my speech‚ the audience will be educated on the what caffeine is and the advantages and disadvantages of caffeine consumption. Preview of Main Points: I will be explaining what caffeine is‚ the benefits and the effects it has on us. Introduction (Attention Getter) How many for you consume caffeine on a daily basis? (Central Idea (Introduce topic and relate it to your audience)) In an article from fda
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