Back to Show
Crash Course Physics
Geometric Optics: Crash Course Physics #38
Season 1
Episode 38
Sunlight, moonlight, torchlight, and flashlight... They all come from different places, but they’re the very same thing: light! It’s what makes it possible for us to see the world around us, so it’s worth a close, hard look. For instance, how does light travel? When you flip that switch in the bathroom to brush your teeth, how does light move from the light bulb, to the mirror, and into your eyes?
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By

9:54
When you hear the word "Work" what is the first thing you think of?

9:18
Shini sits down to talk about how Newtonian Gravity is more than a little important.

9:53
Did you know that centrifugal force isn't really a thing?

10:27
In today's episode, Shini tells us about Static and Kinetic friction.

11:03
I'm sure you've heard of Isaac Newton and maybe of some of his laws.

10:05
Today we continue on our journey of understanding motion, direction, and velocity.

10:08
Shini introduces us to integrals, and how they're critical to studying physics.

10:01
Shini talks us through derivatives and how calculus helps us to understand the world.

10:39
Shini Somara introduces us to the ideas of motion in a straight line.