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A trebuchet uses the energy of a falling counterweight to launch a projectile, such as a large rock contained in a sling attached to a lever arm
Full Transcript
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A trebuchet
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uses the energy of a falling counterweight
00:00:04.079 --> 00:00:05.915
to launch a projectile,
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such as a large rock contained in a sling
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attached to a lever arm.
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Movie Summary
A fascinating look at how modern day structures and engineering technologies have been inspired by ancient discoveries.