How is the brightness of the goldenrod helpfully to itself?

Where is the sun facing when the shadows are short? How long would it take to get to the edge of the Milky Way galaxy? What layer contains rarefied air? Which planet is about 10 times as far from the sun as the earth? How many people did Sir Robert Falcon Scott take to the South Pole? How will a lemon appear if green light shines on it? What magnification is needed to see Mars clearly through a telescope? What was the Apollo command and service module size? When do you experience zero gravity? What are the 3 newest planets? What word describes high thin wispy clouds composed of ice particles? How do you tell clouds apart? Kepler found the orbit of the planets were? What space mission's goal was to put a spacecraft into orbit and bring it back safely? Why are some houses dustier than others? What happens if a vampire goes out in the sunlight? What is visible when large numbers of small meteroids enter the earths atmosphere during a short time? Who is the narrator in The Hitchhiker's Guide to the Galaxy? Who was the first to come up with the idea of rockets? How tall is the average tornado?