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22 Cards in this Set
- Front
- Back
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mitochondria
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cell organelles where cellular respiration takes place.
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wavelength(compressional wave)
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the distance from the centers of rarefractions or compressions.
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refraction
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bending of a wave as it move from one medium into another medium.
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organelle
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specialized cell parts that preform a cells activities
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dichotomus key
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using physical properties to identify something. exp. crabs
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cilia
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a short threadlike structure that extends from the cell membrain.
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vascular
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plant with tubelike structures that move minerals, water, and other substances throughout the plant.
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endoskeleton
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a protective skeleton on the inside.
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scientific law
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a rule that describes a pattern in nature but does not try to explain why something happens.
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endotherm
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warm-blooded animal whose body temerature does not change with its surrounding enviornment.
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ectotherm
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cold blooded animal whose body temperature changes with the temperature of its surroundings.
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air mass
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large body of air that has the same chareteristics of temperature and moisture content as the part of Earths surface.
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estivate
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a period of inactivity duringhot, dry weather in amphibians, involves moving to cooler, more humid areas underground
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nonvascular
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plant that absorbs water and other substances directly through its cell walls instead of through tubelike structures.
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weather
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state of atmosphere at a specific time and place
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mineral
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inorganic, solid material found in nature dthat always has the same chemical makeup
fracture, color, hardness, streak, and luster |
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hypothesis
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reasonable guess that can be tested and is based on what is known and what is observed.
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amplitude
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for a transverse wave 1/2 the distance between a crest and a trough.
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chloroplast
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green organelle in a plants leaf cells where most photosenthesis takes place.
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aerobe
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organism that uses oygen for respiration.
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Endospore
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a dormant of a bacterium surrounded by a thick wall; formed when enviornmental conditions are unfavorable.
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anerobe
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organism that can live without oxygen.
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