# physics

Two children with masses of 18 kg and 36 kg are sitting on a balanced seesaw. If the heavier child is sitting 0.45 m from the center, at what distance from the center is the lighter child sitting?

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1. mass * distance must be equal, so

18x = 36*0.45

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2. .9 m

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3. mass * distance needs to be equivalent,

18x = 36*.45

= .9m

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2. 👎

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