10. Which of the following machines make work easier by increasing distance? *
(1 Point)
usin...
10. Which of the following machines make work easier by increasing distance? *
(1 Point)
using a screwdriver to fasten a screw
gathering leaves with a rake
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hoisting a flag up a flagpole
pulling up flors boards with a crowbar
11. Which of the following machines the direction afila
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Aball is thrown vertically upwards from the top of a tower with a speed of 100m/s.it strikes the pound near the base of the tower after 25sec . the height of the tower is
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Which lists the amplitudes of sound waves from these sources in order from greatest to least? busy roadway, kids whispering, average home chainsaw, diesel truck, rustling leaves kids whispering, vacuum cleaner, jet airplane library, conversational speech, music from speaker
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