Theory of relativity explained in 7 mins

LondonCityGirl explains Einstein's famous theory of relativity!

TIME STAMPS:

00:00 - Introduction

00:11 - Classical relativity

01:26 - Special theory of relativity - time dilation

03:37 - Special theory of relativity - length contraction

04:50 - Time travel

05:33 - General theory of relativity

06:18 - How do we know it's true?

LondonCityGirl