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Chemistry, 22.06.2019 06:30, Pizzapegasus1
Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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The biosphere of the earth is made up of what compound? organic or inorganic?
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Heat is the total potential energy of a substance that can be transferred. true false
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Chemistry, 22.06.2019 21:00, agarcia24101993
What is the chemical formula for the compound formed between sodium and flour one
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In living things what is the source of the carbon-14 that is used in radiocarbon dating...
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