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5. why might it be useful to determine the elements that a planet or moon is made up of?
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Ultraviolet radiation is dangerous because it has a high enough energy to damage skin cells. what is the best explanation of the relationship between wavelength and wave energy? a) wave energy is related only to frequency, not wavelength. b) longer wavelengths have lower frequencies but higher energy. c) the shorter the wavelength, the lower the frequency and the higher the energy. d) the shorter the wavelength, the higher the frequency and the higher the energy.
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Which is a substance that can be separated by physical means and is not the same throughout
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Which class of lever is a baseball bat? what are the parts of a baseball bat's lever class? describe each one.enter your answer in the space provided.(this question you write your own answer.)i couldn't find the right category, so sorry if this doesn't match.
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Physics, 23.06.2019 09:00
Why did thomson's results from experimenting with cathode rays cause a big change in specific thought about atoms ?
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5. why might it be useful to determine the elements that a planet or moon is made up of?...
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