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​Answer the following:
 
Arun is learning a classical dance form like Kathak, where dancers perform fast spins. He notices that when he stretches his arms outward while spinning, it feels harder to control, and his body experiences a strong outward pull.
 
1. ​In centrifugation, particles move outward because of:
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2. ​When Ravi pulls his arms closer to his body while spinning, he:
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3.​ In a centrifuge, which particles move outward more quickly?