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Reeves test 1

Reeve Earth Science Vocabulary 1

Latitude the distance north or south of the equator, measured in degrees
Equator divides the Earth in two, each half is called a hemisphere (divides into the Northern and Southern hemisphere)
Longitude the distance east and west of the prime meridian, measured in degrees
Prime meridian divides the Earth in two, each half is called a hemisphere (divides into Eastern and Western Hemisphere)
Hypothesis a scientific explanation for a set of observations that can be tested in ways that support or reject it (educated guess)
Theory a well established , reliable explanation of a natural physical phenomenon,
Variables testing a hypothesis often involves designing an experiment that keeps track of various factors that can change
controlled experiment only 1 variable is changed while all other variables are kept unchanged or controlled
topographic map a map that shows Earth's surface in 3 dimensions(3D); it shows elevation, distance, directions, and slope angles
contour line a line on a topographic map that tells an elevation ; every point along a contour line has the same elevation
contour interval on a topographic map it tells the distance in elevation between adjacent contour lines
scale represents the relationship between distances on the Earth's surface and a map
scientific method the process of science that involves observing, asking questions, developing hypothesis, making & testing predictions, and analyzing & interpreting data
density mass per unit volume of a substance usually expressed as grams per cubic centimeter
water displacement a method of measuring irregularly shaped objects by placing the object in water.
Created by: Suzi Atwood