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34 Cards in this Set
- Front
- Back
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a feature that helps a living thing survive in its environment
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adaptation
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a large body of air with the same temperature and humidity throughout
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air mass
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the weight of the atmosphere pressing in all directions at a certain place
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air pressure
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an object's height above Earth's surface
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altitude
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to study something carefully in order to understand what it means
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analyze
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a tool used to measure wind speed
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anemometer
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a Greek philosopher who made many discoveries in life science, astronomy, and physics
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Aristotle
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the blanket of air that surrounds Earth
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atmosphere
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to pull closer
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attract
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an imaginary line that runs through Earth's center from the North Pole to the South Pole
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axis
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a graph that shows numbers as bars of different lengths
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bar graph
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a tool used to measure air pressure
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baramoter
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a way in which a living thing acts or responds to its surroundings
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behavior
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a fuel made from living things
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biofuel
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the bubbling that takes place in a liquid when enough heat is added to change the liquid quickly into a gas
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boiling
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the temperature at which a liquid boils
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boiling point
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a pattern or coloring that helps a living thing blend in with its surroundings
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camouflage
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a deep, narrow valley with steep sides
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canyon
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the movement of carbon dioxide and oxygen gas through the environment of Earth
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carbon dioxide-oxygen cycle
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an animal that eats only other animals
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carnivore
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a body feature that helps an organism survive in its environment
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characteristic
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properties of matter that do no change
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characteristic properties
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a graph that shows the parts of a whole as the parts of a circle
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circle graph (pie chart)
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the average weather of an area over a long period of time
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climate
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a complete path for the flow of electricity
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closed circuit
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to share ideas and information
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communicate
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all the populations of organisms living in an ecosystem
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community
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the struggle between two organisms to obtain the same resource in an ecosystem
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competition
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a region in which particles in air are bunched together
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compression
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the total change of form that some insects go through as they become adults
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complete metamorphosis
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a statement about what data seem to mean and observations
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conclusion
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the change from a gas to a liquid
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condensation
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to transfer heat or electricity
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conduct
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a material that lets electricity or heat pass through it easily
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conductor
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