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Q. A steel aircraft carrier is 379 m long when moving through the icy North Atlantic at a temperature of 1.8 °C. By how much does the carrier lengthen while it is travelling in the warm Mediterranean Sea at a temperature of 24°C?

Q. A swimming pool has dimensions 26m 14m and a flat bottom. When the pool is filled to a depth of 1.50m with fresh water, what is force caused by the water on the bottom?

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