Physics, 17.12.2020 06:00 Kalistaaaaaaa
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Planet Y has twice the mass of Earth. An astronaut visits Planet Y and observes that his weight is half his weight on Earth. What is the radius of Planet Y? Let R = Earth's radius)
A. R
B. 2R
C. 4R
D. 0.5R
Answers: 3
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Planet Y has twice the mass of Earth. An astronaut visits Planet Y and observes...
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