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The half life of carbon-14 is 5730 years. If you start with 5 grams of the element, how old will the organism be if all of it is gone after 5 half lifes?
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Aray of light traveling parallel to the principal axis of a concave mirror will be reflected through the mirror's
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Using a pedometer, you walk 3000 steps in 20 minutes, so your speed is 150 steps/min. each of your steps is 0.7 m long. what is your speed? 150 steps/min=/s=/h
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Physics, 22.06.2019 21:10
Select the best definition for wavelength. the height of an oscillating electromagnetic wave the rate at which electromagnetic waves oscillate. the distance between two crests of an electromagnetic wave. the oscillations of electric and magnetic fields select the best definition for frequency. the oscillations of electric and magnetic fields. the height of an oscillating electromagnetic wave. the distance between two crests of an electromagnetic wave. the rate at which electromagnetic waves oscillate
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The half life of carbon-14 is 5730 years. If you start with 5 grams of the element, how old will the...
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