Sheet # 44/Speed of Light
Name: _____________________ Date_____________
Express all answers in scientific notations.
1) The speed of light is about 300,000 km/second. How many meters does light travel in one second? Express the answer in scientific notation.
2) How many kilometers does light travel in a minute? in an hour? in a day?
3) A light-year is the distance that light travels in one year. How many kilometers does light travel in a year?