Here’s an experiment that uses a flashlight with a paper on the front with a slit cut out so a narrow beam of light hits the mirror. Use a protractor instead of the fancy disk that I used in the video):

[am4show have=’p9;p58;’ guest_error=’Guest error message’ user_error=’User error message’ ]

Click here to go to next lesson on Lasers and the Law of Reflection

[/am4show]