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Things You Thought You Knew – Billionaires in Space

StarTalk Radio

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The Apple Ejects From the Cannon at 10,000 Miles Away and Hits the Ground

The faster it ejects from the cannon, the farther it will go. If you do this, it'll fall farther and farther away from you. So, he said there must be such a speed. And that speed for earth is about five miles per second. That's about 17,500 miles an hour.

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