the speed of light is 3 * 10^ 8m/s. Jupiter is 778 million km from the sun. Calculate the number of minutes it takes for sunlight to reach Jupiter ?
A star is 300 lights away from Earth. If the speed of light is 3 * 10^5 km/s. calculate the disatance from the star to Earth. Give your answer in kilometers and written in standard form
Use the equation
distance = rate * time.
Don't forget to convert everything to the same units.posted by Michael