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Answers
Answer:
name of first plane wright brothers
2 que robert h goddard
que 3 Paper made out of plant like fibres was invented by the Chinese Cai Lun, who in 2nd century China, mixed textile fibers from the bark of the mulberry in water and produced sheets of paper from that. ... Archeological findings have shown that paper was first made from plantlike fibres, were already used from 140 to 87 BC
que 4 While Bell is best known as one of the inventors of the telephone, he had a deep knowledge of the science of sound and made important contributions to the detection of hearing loss
Explanation:
que 5 A steam engine is a heat engine that performs mechanical work using steam as its working fluid. The steam engine uses the force produced by steam pressure to push a piston back and forth inside a cylinder. This pushing force is transformed, by a connecting rod and flywheel, into rotational force for work.
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Answer:
1. Wright flyer
2. Robert H. Goddard
3. Paper made out of plant like fibres was invented by the Chinese Cai Lun, who in 2nd century China, mixed textile fibers from the bark of the mulberry in water and produced sheets of paper from that. ... Archeological findings have shown that paper was first made from plantlike fibres, were already used from 140 to 87 BC.
4. Telephone.
5.A steam engine is a machine that converts the heat energy of steam into mechanical energy by means of a piston moving in a cylinder.
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