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chapter 1one

Introduction to Earth Science

QuestionAnswer
geology study of the origin, history, and structure of the Earth
oceanography study of the oceans
meteorology study of Earth’s atmosphere
astronomy study of the universe
hypothesis an explanation that is based on observation and that can be tested
independent variable factor that is manipulated in an experiment
dependent variable factor in an experiment that changes as a result of other factors changing
theory explanation of a phenomenon based on observation, experimentation, and reasoning; supported by a large amount of evidence
accuracy how close a measurement is to the true value of the thing being measured (all arrows same distance from the bullseye but not on the bullseye)
precision the exactness of the measurement (all arrows grouped together but not on bullseye)
model a description, representation, or imitation of an object, system, process, or concept
error the amount of imprecision or variation in a set of measurements
Created by: sisteele
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