When the curiosity mars rover landed on mars in august 2012, it sent a radio signal with the message, "it once was a small step … now it’s six big wheels."
the distance between mars and earth on landing day was 248,000,000 km. at the speed of light (299,000 km/s) how long, in minutes, did it take the message to travel to earth?
question 1
(a) in the boxes, enter the distance between mars and earth and the speed of light in scientific notation.