An Archimedes' screw is a screw which, when twisted inside a
cylinder, raises water from a lower level to a higher level,
allowing irrigation of fields.
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In the year 265 b.c
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The Archimedes screw is used for irrigating crops and liftin
water from mines and ship bilges.
Is it bad if you have a heavy period on one month and a light one the next month
Everything in or on water pushes some water aside even if it's just a little bit What is this called
If you want to lift a 5 kg box to a height of 2 meters how much work must be done
Spaceship 1 and Spaceship 2 have equal masses of 200 kg They collide Spaceship 1's final speed is 2 ms and Spaceship 2's final speed is 1 ms in the same direction What is their combined momentum