USE THIS LINK TO WATCH THE VIDEO ON LIGHT
https://www.youtube.com/watch?v=F42ARYb8b88
https://www.youtube.com/watch?v=BxYByIjQBlU
USE THIS LINK TO DO AN QUIZ ON LIGHT
(Click on QUIZ icon which is shown on the below on the right hand side)
http://www.softschools.com/quizzes/science/light/quiz882.html
REMEMBER TO SHARE YOUR COMMENTS REGARDING THIS VIDEOS, AND ONLINE QUIZ.
https://www.youtube.com/watch?v=F42ARYb8b88
https://www.youtube.com/watch?v=BxYByIjQBlU
USE THIS LINK TO DO AN QUIZ ON LIGHT
(Click on QUIZ icon which is shown on the below on the right hand side)
http://www.softschools.com/quizzes/science/light/quiz882.html
REMEMBER TO SHARE YOUR COMMENTS REGARDING THIS VIDEOS, AND ONLINE QUIZ.