Why does one full revolution take 365days?

What planet has disappeared? Use radar scope in a sentence? If Katie sees a full moon on January 12 when will she most likely see the next new moon? How do you spell good by with a space a hyphen or no space a all? What includes space and all the matter and energy in it? What area in USA receives the most direct sunlight? When was NASA Exceptional Service Medal created? Was it true that NASA discovered planets where life exists? What will happen to a star once all its fuel is gone? Do sepals always look the same? How long does it take to prepare for a mission to space? What are the last two elements that a massive star produces? What constillation is the big dipper part of? What month is the month Dec? Which of these women is associated with the space shuttle Challenger disaster? What jeweler donated the famous Hope Diamond to the Smithsonian Institute in 1958? What gas is not found in the atmosphere? What is the height of the eye? Why planets called planets? What are exact locations in space called?