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Obsolete Science Terms
History of Science
"Many an idea of some of the greatest individuals of science has crashed upon the rocks of progress. Take these ten examples below, terms and ideas that once captured the imagination of scientists...all now part of history!"
15 Points Per Correct Answer - No time limit
Many ancient Greeks, starting with the philosopher Anaximenes, believed that the essence of life was this substance, related to the Greek word for 'breath'. Name the substance.
It took the discovery of which chemical element to discredit the long-held idea of the existence of 'phlogiston', a false theory developed by German scientist J. J. Becher?
Medieval scientists and doctors believed in the existence of four key liquids of the body that they called 'humours'. Among the four humours, which was believed to be the cause of ill-tempered moods?
Which of these modern words is related to the phrase 'philosopher's stone', a substance sought after by medieval alchemists for its life-generating, and, more importantly, gold-producing properties?
One of the following terms was often used by scientists of the past to describe very small animals, such as insects, that best could be seen under a microscope. Which of these terms is being described?
'Melancholy', another of the four humours believed to make its way through the human body during medieval times, is also known as which colored bile?
Now a name for an organic chemical compound, this term formerly was applied to a mythical substance that was said to be all-pervasive, especially in the heavens. Which of these substances fits the description?
Which 'Q' word describes a substance believed from ancient times to be the building block of the heavenly bodies, such as the sun and stars?
Before the development of the modern wave-particle theory of light, wherein the term 'photon' has become predominant, which of these terms was commonly used to refer to light 'particles'?
Prior to our modern understanding of genetics and cell theory, it was believed by some early biologists that each spermatozoon carried a tiny, fully-formed human being. What was the term used to describe this diminutive person?
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Compiled May 25 13