It is well known that objects generally expand when heated. An iron plate gets slightly
Chapter 0, Problem 1(choose chapter or problem)
It is well known that objects generally expand when heated. An iron plate gets slightly bigger, for example, when placed in an oven. But what of a hole in the middle of the plate? One friend may say the size of the hole will increase, and another may say it will decrease. a. What is your hypothesis about hole size, and if you are wrong, is there a test for finding out? b. There are often several ways to test a hypothesis. For example, you can performa physical experiment and witness the results yourself, or you can use the libraryor internet to find the reported results of other investigators. Which of these twomethods do you favor, and why?
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