You are presented with three identical-appearing materials in the form of a 13 mm by 50 mm cylinder. However, each material is a different type—a metal, ceramic, and a polymer. Describe how you might identify each specific material using only your senses, a beaker of water and ice, a beaker of boiling water, a multimeter, and a small pocket knife.

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science is the study of the nature and behavior of natural things and the knowledge that we obtain about them. a science is a particular branch of science such as physics, chemistry, or biology. physics is the best example of a science which has developed strong, abstract theories.

pseudoscience is a collection of beliefs or practices mistakenly regarded as being based on scientific method.

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the fed will purchase bonds from banks to inject money into the banking system. the banks can use these funds to provide loans to individuals and businesses.

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