Why Does Earth Have A Magnetic Field

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Have you ever wondered why does Earth have a magnetic field and what causes it? This video explains briefly! • SUBSCRIBE ► https://goo.gl/PLLFPz • Website ► www.cosmoknowledge.com • Facebook ►   / cosmoknowledgee   • Instagram ►   / itscosmoknowledge   • Credit Graphics: • NASA's Scientific Visualization Studio/JPL NAIF • Videoblocks • Space Engine • Music: • I Think I Can Help You - Surviving The Asteroid Belt • - • Cosmoknowledge brings news from space. • We love you, explorers!

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