How far can you travel in 40 minutes?
How far can you travel in 40 minutes? According to this, for 40 minutes you can travel (1/2 mile)*40 = 20 miles. How far does it travel in 1 hour? 675000000 miles The Speed of light is a constant. Light travels at about 300,000 km in one second. 1 hour has 60 minutes and one minute has 60 seconds, so light will travel about 60 * 60 * 300, 000 = 1080000000 km in an hour. 1 light hour = 675000000 miles . How many seconds does it take for light to travel a mile? How long does it take...