Question

Please help me guys it's very urgent!!!!​

Answer 1

So, Here is Your Answer

A. Friction -- q. Opposes Motion -- z. Helps Motion

B. Desirable Friction -- s. Gripping Objects -- y. Writing On Paper

C. Undesirable Friction -- p. Wear And Tear -- x. Loss OF Energy

D. Decreasing Friction -- r. Streamlining -- w. Lubrication  

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