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Earth Science Ch. 1

ES Ch. 1

TermDefinition
astronomy the study of objects beyond Earth's atmosphere
meteorology the study of the forces and processes that cause the atmosphere to change and produce weather
geology The study of materials that make up Earth, the processes that form and change these materials and the history of the planet and its life-forms
oceanography the study of Earth's oceans
environmental science The study of the interactions of organisms and their surroundings.
geosphere the area from the surface of earth down to the center
atmosphere the blanket of gases that surround our planet.
hydrosphere All of the water on Earth, including the water in the atmosphere
biosphere All living organisms on Earth as well as the environments in which they live.
Scientific Methods series of porblem-solving procedures that can help scientists conduct experiments.
hypothesis a testable explanation of a situation that can be supported or disporoved by careful procedures.
independent variable factor that is changed by the experimenter
dependent variable factor that is affected by changes in the independent variable
control used in an experiment to show that the result of an experiment are a result of the condition being tested.
SI units a modern version of the metric system
Scientific notation A number that is expressed as a value between 1 and 10 multiplied by a power of 10
Scientific model an idea picture, a system of mathematical expression that represents the concept being explained.
Scientific Theory an explanation based on many observations during repeated in investigations.
scientific law A scientific law is a principle that describes the behavior of a natural phenomenon
Created by: 2Vicious
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