In this lesson, we will learn how to describe the distances between different objects that make up the Milky Way and the Universe.
Sample Question Videos
The speed of light is approximately m/s. There are approximately seconds in 1 year. Use these values to work out how far a beam of light will travel in 1 year. Give your answer to 2 significant figures.
There are meters in 1 light-year. What is m in light-years? Give your answer to the nearest light-year.
There are meters in 1 light-year. How many meters are there in 4 light-years? Give your answer to 2 significant figures.