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Q. A 36.4 kg child starting from rest slides down a water slide with a vertical height of 20.7 m. (Neglect friction.) What is the child's speed three-quarters of the way down?

Q. Determine the gravitational force of attraction between a small cargo ship (5.00 x 10^4 kg) and a supertanker (1.50 x 10^6 kg) that is 500m away.

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