The Earth: Crash Course Astronomy #11

Phil starts the planet-by-planet tour of the solar system right here at home, Earth. -- Table of Contents Earth is a Planet 0:03 Layers of Earth 1:25 The Magnetic Field 5:10 Atmosphere and the Human Influence 6:14 -- PBS Digital Studios: Follow Phil on Twitter: Crash Course is on Patreon! You can support us directly by signing up at Want to find Crash Course elsewhere on the internet? Facebook - Twitter - Instagram - CC Kids: -- PHOTOS/VIDEOS Planets: Mercury: Venus: Earth: Mars: Jupiter: