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Perpetual Motion From Negative Mass?

By PBS Space TimeFrom boclips.com
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Challenge question: if 1kg of apples is $5 and 2kg is $10, how much is -1kg of apples? The answer? Priceless. Because you could use negative-mass apples to build warp drives, travel in time, and construct a perpetual motion machine. In fact that last one will be today’s actual challenge question.

Tags

Application
Physical Sciences
Astronomy
Advanced Secondary

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