Brainteaser for August 9, 2011

Brainteaser for August 9, 2011 Question: You must choose between two cylinders. They are identical in size and appearance. Each is painted green. However one is solid and made of a non-magnetic alloy. The other is hollow and made of gold. They both have solid ends weigh the same measure the same and have the same density. You are not allowed to scratch through the paint. How can you tell which cylinder is made of gold? Click here to check your answer. Find more Brain Teasers, Puzzles and Games to challenge the mind at The Brainteasers Network

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