How many of you have been caught in a massive traffic jam on the NJ Turnpike or interstate only to find out that the volume of traffic and not an accident caused the backup? You experienced a density wave. How are density waves crucial to forming spiral galaxy arms?
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Q: the
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- How many of you have been caught in a massive traffic jam on the NJ Turnpike or interstate only to find out that the volume of traffic and not an accident caused the backup? You experienced a density wave. How are density waves crucial to forming spiral galaxy arms?
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