How fast is peed of light at sea level?

How do you say Pisces the star sign in french? How is the geostationary satellite used? What is higher for closer stars A absolute magnitude B red shift C parallax D blue shift? What was done to keep the earth usable? Influences body rhythms and interacts with the biological clock? Why does lightning appear above active volcanos? What determines the portion of the moon that you see at night? Which way do winds in high pressure systems move both horizontally and vertically? What the force the pull you towards the center of a planet or star? How many different colours are there in the rainbow? What is Arizona's feet above the sea level? Why is space research important for your planet? Why do prisms and raindrops make rainbows? What does it mean images under the light of a microscope is reversed and inverted? Which moon would look the brightest from the surface of Jupiter? What type of rooftop would actually reduce the heat island effect? How do rockets life off? This planet has a giant magnetosphere that stretches millions of miles beyond the planet's surface? What was the purpose for champ space mission? What is the name of the rings around the sun?