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killian killian
wrote...
Silver Member
Posts: 6024
10 years ago
Why is Newton's version of Kepler's third law so useful to astronomers?
A) It can be used to determine the masses of many distant objects.
B) It allows us to calculate distances to distant objects.
C) It tells us that more-distant planets orbit the Sun more slowly.
D) It explains why objects spin faster when they shrink in size.
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Smiling Face with Open Mouth
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Answer accepted by topic starter
bio_manbio_man
wrote...
Educator
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Posts: 33313
10 years ago
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killian Author
wrote...
Silver Member
10 years ago
Thank you bio_man
Smiling Face with Open Mouth
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