Physics, 23.09.2019 22:00 yurrrkassi
Read the excerpt from the boy who harnessed the wind by william kamkwamba. the wind would spin the blades of the windmill, rotate the magnets in a dynamo, and create electricity. attach a wire to the dynamo and you could power anything, especially a bulb. all i needed was a windmill, and then i could have lights. no more kerosene lamps that burned our eyes and sent us gasping for breath. with a windmill, i could stay awake at night reading instead of going to bed at seven with the rest of malawi. which fact about malawi the reader understand what the excerpt is mostly about?
Answers: 2
Physics, 22.06.2019 02:10
"an open tank has the shape of a right circular cone. the tank is 6 feet across the top and 5 feet high. how much work is done in emptying the tank by pumping the water over the top edge? note: the density of water is 62.4 lbs per cubic foot."
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If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.
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Read the excerpt from the boy who harnessed the wind by william kamkwamba. the wind would spin the b...
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