A student answers that speed is a vector. Is he right ? Why?
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Physics, 22.06.2019 09:30
The necleus of an atom is made up of what subatomic particles?
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How does the structure of methanol differ from the structure of methane
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Anew product is designed to make plants grow faster. twenty plants are fed the new product and twenty plants are used as a control group. which possible issue might cause an unavoidable error in the study?
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Physics, 23.06.2019 18:00
An unknown mineral sample has a mass of 318 g and a volume of 120 cm³. which mineral could the sample be? a. gypsum (density = 2.3 g/cm³) b. quartz (density = 2.65 g/cm³) c. apatite (density = 3.1 g/cm³) d. zircon (density = 4.65 g/cm³)
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