Cosmic Queries – Starquakes with Conny Aerts
StarTalk Radio
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Why Do You Rotate Your Coffee?
Thanks to frequency shifts of waves, we can now measure how stars rotate around. If they rotate faster or slower, then their material gets mixed in a different way. That's also something you can imagine if you take the analogy with coffee drinkers. In my terminology, that is saying you bring angular momentum to the coffee cup.
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