Physics, 04.04.2020 11:18 HOTaco1837
A planet is discovered orbiting the star 51 Peg with a period of four days (0.01 years). 51 Peg has the same mass as the Sun. Mercury's orbital period is 0.24 years, and Venus's is 0.62 years.
The average orbital radius of this planet is:
a) less than Mercury's.
b) between Mercury's and Venus's.
c) greater than Venus's.
Answers: 2
Physics, 22.06.2019 19:30, 27lcasselberry
Which of these has some mechanical energy? a. an atom b. heat inside earth c. a book on a shelf d. the fire from a lit match
Answers: 1
A planet is discovered orbiting the star 51 Peg with a period of four days (0.01 years). 51 Peg has...
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