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Author Question: Two identical blocks of iron are placed in contact, one at 10C and the other at 20C. If the cooler ... (Read 70 times) |
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.