Monday, June 24, 2019

A Faster Earth (part 1)


Other planets in the universe spin at different rates than Earth, so what would happen to us if the Earth started spinning faster? A lot of things would change, but one thing we'd notice is that we would actually weigh less, due to the increased centrifugal force. Did you know that a person who weighs 150 lbs. actually weighs 1 lb less at the equator? This is because the centrifugal force is highest at the Earth's equator. While gravity remains constant, increased centrifugal force reduces the weight of objects on the planet's surface. But if the earth spun fast enough and significantly exceeded the gravitational constant, we would all be flung off our planet, out into space! How much faster would the earth have to spin to do this, and what other changes might we notice? Find out this week...

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