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6th Grade: 6th Grade Word List: Science (List 1) |
atmosphere ![]() |
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the mass of air surrounding the Earth; a particular environment or surrounding influence; the weather or climate at some place |
atoms ![]() |
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the smallest possible amount of matter which still retains its identity as a chemical element, now known to consist of a nucleus surrounded by electrons. |
biosphere ![]() |
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the regions of the surface and atmosphere of the Earth (or other planet) where living organisms exist |
cells ![]() |
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the minute elementary structures, of which the greater part of the various tissues and organs of animals and plants are composed |
commensalism ![]() |
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the relation between two different kinds of organisms when one receives benefits from the other without damaging it |
conservation of energy ![]() |
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the fundamental principle of physics that the total energy of an isolated system is constant despite internal changes |
dependent variable ![]() |
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a variable in a logical or mathematical expression whose value depends on the independent variable |
electromagnet ![]() |
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a temporary magnet made by coiling wire around an iron core; when current flows in the coil the iron becomes a magnet |
electromagnetic spectrum ![]() |
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the entire range of wavelengths of all known electromagnetic radiations extending from gamma rays through visible light, infrared, and radio waves, to X-rays |
energy pyramid ![]() |
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graphical representation used for showing the biomass or productivity at each tropical level in a given ecosystem |
forms of energy ![]() |
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in the context of physical sciences, identify energy as forms as Kinetic, Potential, and more. |
independent variable ![]() |
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a variable whose values are independent of changes in the values of other variables |
mutualism ![]() |
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the relation between two different species of organisms that are interdependent; each gains benefits from the other |
parasitism ![]() |
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the relation between two different kinds of organisms in which one receives benefits from the other by causing damage to it (usually not fatal damage) |
refraction ![]() |
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turning or bending of any wave, such as light or sound wave, when it passes from one medium into another of different optical density |
relative age ![]() |
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the age of a rock or formation given relative to other rocks or formation, usually defined as a zone fossil name |
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