Briefly define what is meant by “dark matter” and “dark energy” in cosmology. Give an example for a candidate of dark matter, and an example for a dark energy candidate.
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A: Force is Work done is Note:Find:Distance traveled by the vehicle before stopping.
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A: See below
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Briefly define what is meant by “dark matter” and “dark energy” in cosmology. Give an example
for a candidate of dark matter, and an example for a dark energy candidate.
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