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Please I need help with question 13 and it’s very hard and I’m struggling with it and if you need to see the picture big then click on it and it will be big

Please I need help with question 13 and it’s very hard and I’m struggling with it-example-1
User Gabi Davar
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2 Answers

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Oil is used in a car engine to decrease (4) friction
User Pozzugno
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13. friction. oil is slippery and reduces friction of the car engine
hope this helps.
any other question I can help with?

User GilliVilla
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