Physics, 09.08.2019 04:20 1119diamondlord
Explain how we use spectral absorption and emission lines to determine the composition of a gas.
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Which expression allows you to determine the mechanical advantage of an inclined plane? a. height of plane / input force b. length of plane / input force c. length of plane / height of plane d. height of plane / length of plane
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Who was the first scientist to measure speed as distance over time?
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Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?
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Does heating a metal wire increase or decrease its electrical resistance? why?
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Explain how we use spectral absorption and emission lines to determine the composition of a gas....
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