Science, asked by preethidjpakm, 7 months ago

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Answered by itzcutiemisty
15

Ques 19 One way to prevent corrosion is, coat them by paints or oils on the surface of a the metal.

Ques 20 If a ball is thtown straight up in the air, the force that act to opposite its motion as it move upward is Air resistance.

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Answered by ganeshpurohitgg
16

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