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Science Vocab

science words

air pressure is the force exerted by the weight of a column of air above a particular
altitude the height of a thing above a reference level, usually above sea level or Earth's surface
barometer an instrument for measuring atmospheric pressure
ionosphere the lower part of the thermosphere, where electrically charged particles called ions are found
mesosphere the middle layer of Earth's atmosphere; the layer in which most meteoroids burn up
stratosphere the second-lowest layer of Earth's atmosphere; the ozone layer is located in the upper stratosphere
thermosphere the outer most layer of Earth's atmosphere
ozone a form of oxygen that has three oxygen atom in each molecule instead of the usual two
greenhouse effect the process by which heat is trapped in the atmosphere by water vapor, carbon dioxide, methane and other gases that form a "blanket" around Earth
exosphere the outer layer of the thermosphere, extending outward into space
climate the average year-after-year conditions of temperature, precipitation, winds and clouds in an area
atmosphere the layer of gases that surrounds Earth
weather the condition of Earth's atmosphere at a particular time and place
troposphere the lowest layer of Earth's atmosphere; where weather occurs
water vapor water in the form of gas
conclusion summary of what was found 1) claim - did you prove hypothesis? 2) evidence - direct proof 3) interpretation - make sense of lab
data information as a visual - articles, graphs, pictures and lists
procedure steps you take to do the lab
dependant variable what what you will measure
independant variable what "I" (scientist) can change
controls all variables kept the same
materials supplies used in lab
hypothesis educated prediction or guess
research internet, research books, adult, text books, class notes, locations, gather backround info on subject
title of lab a description of what the lab is about
problem state as a question - using what, when, how, why, where, who and does
density the measure of the compactness of a substance
Created by: estankaitis6