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33 Cards in this Set
- Front
- Back
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Earth Science
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the study of the earth and everything and the universe around it
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Geology
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the study of the origin, structure and history of the earth and the process that shape it
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Oceanography
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the study of the earth's oceans
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Meterology
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the study of the earth's atmosphere
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Astronomy
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the study of the universe beyond earth
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Pioneer, Voyager, Galileo, and Ulysses
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space probes that have provided much data about astronomy
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Geosphere
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the solid earth
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Atmosphere
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the gases surrounding the earth
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Hydrosphere
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all of the waters on the earth
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Ecosystem
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a community of organisms and thier enviornment that they inhabit
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Ecology
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an area of science that biology and earth science are simular and linked
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Biosphere
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the largest ecosystem
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Photosynthesis
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the process that plants use sunlight to make food
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Pollution
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the contamination of the enviornment with different wastes and trash
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Biodegradable
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products that can be broken down but microorganisms into substances that are harmless that can be used by othetr organisms
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Scientific Methods
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logical approaches to research
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Observation
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observation of something using taste, touch, smell, sight, and hearing to gather information
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Measurement
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comparasion of an object to a unit of measurement
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Hypothesis
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a possible explanationor solution to a problem
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Experimentation
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a scientific procedure that is proceeded by guildlines
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Variable
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a factor in an experiment that is able to be changed
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Controlled Experiment
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an experiment set up to test a varible
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Theory
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a hypothesis or a set of hypothesises the is supported by results or observations of an experiment
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Scientific Law
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a rule that describes a natural phenomenon correctly
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Spectrum
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a display of red, orange, yellow, green, blue, and violet that Newton named when this rainbow of colors appeared when sunlight was passing through a glass prism
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Wavelength
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the distance from the crest of one wave to the crest of the next
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Elements
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a substance that cannot be broken down into a simpler form
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Bright-line spectrum
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the series of colored lines that indicated that the light source is sending out only certian wavelengths of light
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Doppler Effect
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the apparent shift in the wavelengths of energy emitted by an energy source moving away or toward an observer
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Spectroscope
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a prism that splits starlight into a spectrum of differnt colors and wavelengths
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Galaxies
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large systems of stars that are shifted toward the red end of the spectrum
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Backround Radiation
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low levels of energy that are evenly distributed throughout the universe
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Big Bang Theory
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a theory that all matter and energy in the universe is made into a very small volume and billion years ago began to expand in all directions
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