a1 - observation and measurement Scientific theories are...

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Science, Introduction to the course The word science refers to the fundamental nature of the physical world. The science of materials refers to their structure and their properties. As knowledge has increased, some methods have proved more reliable than others, and today the scientific method is the standard for science. A scientific hypothesis is an educated guess about the nature of the universe, a scientific theory is a hypothesis which has been confirmed by repeated
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Unformatted text preview: observation and measurement. Scientific theories are usually given mathematical form, and are always subject to refutation if future experiments contradict them. In the modern world, scientific research is a major activity in all developed nations, and scientists are expected to publish their discoveries in refereed journals, scientific periodicals where referees check the facts in an article before it is published....
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