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What substance does not shrink when it freezes?
Test your knowledge:
Question: What substance does not shrink when it freezes?
Answer: Water! A stepping stone to discovering life on other planets.
In-depth analysis and commentary on today's biggest news stories as only the BBC can deliver. BBC "Newshour" covers everything from the growth of democracy to the threat of terrorism with a fresh, clear perspective from across the globe.
What substance does not shrink when it freezes?
Test your knowledge:
Question: What substance does not shrink when it freezes?
Answer: Water! A stepping stone to discovering life on other planets.
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