NATS 1560 Lecture Notes - Lecture 1: Food Energy, Palatability, Atwater System
25 May 2021
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Document Summary
Science and technology: science: systematic study to obtain knowledge about the natural world, and the knowledge so produced, technology: manipulation of nature for practical purposes, and the artifacts and systems so produced. In our culture, science and technology are so closely interdependent that we often talk of. In many cases we can describe them as. Technoscience : technoscience has many significant consequences, good and bad, intended and unintended, technoscientific controversies often arise, concerning technical, social, political, and ethical issues. Human nutrtitional needs preview: water, carbohydrates digestible carbohydrates, proteins. Micronutrients: dietary fibre (or indigestible carbohydrates, phytochemicals. Food and the atomic theory of matter: 1. 1. Lecture 1 to 12: science and technology the enlightened eater: oxygen gas molecule, water molecule, water. Chemical reaction: chemical reaction: re-arrangement of the atoms of the reactants into new molecules (products, chemical equations, e. g. hcl + naoh nacl + h2o hydrochloric acid sodium hydroxyde sodium chloride water (neutralization reaction, acid+base = salt+water)
