A planet is in orbit around the Sun with a period of 5 years. What is the semimajor axis of its orbit (average distance from the Sun) in AU? Use P2 = a3 to estimate.
A. 1.24 AU
B. 8.65 AU
C. 123 AU
D. 25.0 AU
E. 2.92 AU
Ans: E. 2.92 AU
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A) about the same as from Earth. B) very much greater than for Earth. C) indefinite.
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What will be an ideal response?
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A. about 1025 times smaller B. about 10 times smaller C. about 1000 times smaller D. about 100 million times smaller E. about 1 million times smaller
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A) adds energy to the photo. B) subtracts energy from the photo. C) brings you into an observer-observed relationship that intrigues some science types. D) changes the phone itself E) none of the above