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Physics, 22.06.2019 16:30
3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?
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Physics, 22.06.2019 21:30
Global climatic patterns are changing because of the melting of polar ice caps. the melting of polar ice caps is an example of the interaction between the atmosphere and cryosphere cryosphere and geosphere hydrosphere and geosphere biosphere and cryosphere
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Physics, 23.06.2019 22:50
If an electromagnetic wave has a frequency of 8 ⋅ 10^14 h z , what is its wavelength? use λ=v/f. the speed of light is 3 ⋅ 10^8 m/s.
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Physics, 23.06.2019 23:10
The quantum mechanical model of the hydrogen atom requires that if the orbital quantum number =7, there will be how many permitted orbital magnetic quantum numbers allowed? a. 6 b. 7 c. 11 d. 15
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Why do the bees run out of flower nectar in the winter? a) the bees hibernate in winter. b) the bee...
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