Our calendar has leap years because
A) there is one more sidereal day in a year than solar days.
B) a tropical year is slightly more than 365 days.
C) there is a difference between a sidereal year and a tropical year.
D) the perihelion of Earth's orbit is slowly advancing.
B
Physics & Space Science
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a. True b. False Indicate whether the statement is true or false
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Indicate whether the statement is true or false
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Use the Gibbs phase rule
Physics & Space Science