What is midatation?

Are winds stronger in the day or at night? What was the name of the man who invented the light bulb? What provides evidence that geologic activity occurred in the past on Earth's Moon? What is the meaning of Fajr? What are names of space shuttles from NASA? What are two ways that astronauts on the space shuttle combat the effects of weightlessness? What caused the explosion on Apollo 13? What is the name of the 1st man on the Moon? What is the explosoin of a red giant star? When is the best time to view the Perseid meteor shower in 2018? How do you set the date on a quamer 1504 watch? Why does the Milky Way light up so bright? What happens if you blow out all the candles on your second try? Does time go quicker in space? What r d differences between spectrometer and spectrograph? When the moon is completely in the umbra during a lunar eclipse it is called? The biggest and brightest stars? How many planets can you walk on? What is the point of the moon orbiting the earth? What do the letters in the acronym NASA stand for?