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Asubstance has a melting point of 800ºc and a boiling point of 1465ºc. the substance is most likely
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4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?
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The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
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Physics, 22.06.2019 18:50
What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.
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Physics, 22.06.2019 23:40
Which type of energy is transferred by convection currents?
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Asubstance has a melting point of 800ºc and a boiling point of 1465ºc. the substance is most likely...
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