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chapter 1 vocabulary

earth science science that studies earth and its neighbors. 4 types
geology study of solid earth. 2 types
physical geology materials that make up earth and possible explanations for the many processes that shape earth
historical geology timeline of physical and biological changes that have occured in the past
oceanagraphy study of oceans (waves and tides)
meteorology study of the atmosphere
astrology study of the universe
scientific method organized approach to solving problems
state the problem 1st step. always in question form, whats wrong?
gather information 2nd step. make measurments
form your hypothesis 3rd step. educated guess, guessing whats wrong
test hypothesis 4th step. try to fix the problem
analyze data 5th step.
conclusion 6th step. restate your hypothesis, tell if you were right or wrong and why
spheres there are 4
hydrosphere all water on earth (71%)
geosphere layer of earth under the atmosphere and ocean (includes crust, mantle, outer core, inner core)
atmosphere life sustaining, thin, gaseus, envolope that surrounds earth, provides the air we breathe, protects us from the suns heat and radiation, without it life on our planet would not exist
biosphere all life forms on earth
maps there are 4 types, flat representation of earth
mercader used by sailors to navigate
robinson most commonly used
conic road and weather
gnomic used by pilots and sailors
latitude parallel, line that runs north-south, separates east and west, 0 degrees= equator, never touch
longitude meridian, line runs west-east, should look like we w!e, separates north and south, connect at poles, 0 degrees= prime meridian, 180 degrees= prime meridian
prime meridian is in the pacific ocean because no one lives there, adds one day west
time zones each time zone is 1 hour different, 1 every 15 degrees long, world=24 time zones, us= 4 not including hawaii
topographic map shows elevationn of earths surface using contour lines
contour line line used to show elevation, if lines are slose together=steep, if circles=hill/mountain, if circle with dash lines inside it=depression/hole
contour interval difference between one line and the next in elevation
index interval every 5th line is bold and numbered scale, distance on a map compared to the "real" distance
legend symbols and their meanings to help you read the map
Created by: maryquinnl2013