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Chemistry, 22.06.2019 06:30
Three cards with holes are arranged in a straight line. a light is shined through the first cardβs 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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Chemistry, 22.06.2019 07:30
All cells are made of four types of acids, lipids, proteins, and carbohydrates.
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Chemistry, 22.06.2019 21:30
What is another way to determine mass times acceleration?
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