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a chermical that is considered to be the "feul" or energy source for an organism |
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a solution in which the solvent is water |
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the examination of the performance of an instrument in an experiment whose outcomes are known, for the purpose of accounting for the inaccuracies inherent in the instrument in future experiments whose outcomes are not known |
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Vascular tissue that recieves blood from the arteroles and release the bloog to the cenuoles |
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An agent that changes the rate of a reaction, without itself being altered by the reaction |
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the extension of the earths equator out onto the celestial sphere |
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the net force that acts to result in the centripetal acceleration. it is not an individual force but the sum of the forces in the radial direction. it is directed toward the center of the circular motion |
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the lowest possible temperature, about -273°C. |
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a large body of air characterized by certain values of temperature and humidity. |
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a strongly basic hydroxide. |
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a strongly basic hydroxide. |
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a substance composed of two or more metals. |
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an electric current that reverses direction periodically. |
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organic chemicals with an acid group (-COOH) at one end and an amino group (-NH2) at the other; the constituent molecules of proteins. |
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substandard concentration of red blood cells. |
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a blood protein that protects the body from foreign chemicals or microorganisms. |
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the largest artery, carrying blood out of the left ventricle. |
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