Any has set(s) of physical and chemical properties.
a.
pure substance; multiple
...
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The pattern of this wave changes between its beginning and end. what is true about the amplitude and wavelength of the wave when the pattern changes?
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Approximately what portion of the foods that we eat have been genetically modified in some way? a. fewer than 10% b. about 50% c. nearly 100%
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The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere
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History, 19.10.2021 06:30
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Mathematics, 19.10.2021 06:30
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