to kill a mockingbird hi this is crap convey you very much Chemistry Chapter 1 ¡V A Science for All Seasons 1.1 Science and Technology: The Roots of acquaintance Chemistry is a science, but what is science? Let¡¦s examine the roots of science. Our study of the material universe has ii facts: the technological (or factual) and the philosophical (or theoretical). Technology arose long before science, having its origins in antiquity. The ancients used fire to bring about chemical changes. For example, they cooked food, oven broil pottery, and smelted ores to produce metals such as copper.
They made beer and wine by fermentation, and obtained dyes and drugs from plant materials. These things¡Xand many others¡Xwere accomplished without an understanding of the scientific principles involved. The authorised philosophers, about 2500 years ago, ere perhaps the first to formulate theories explaining the flair of matter. They generally did not test their theories by experimenta...If you want to puddle in a full essay, order it on our website:
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