"A theory is a framework within which observations are explained and predictions are made." A theory is an idea on how or why something happens or has happened. Scientists do extensive research to come up with a new theory and test it many many times to determine if their assumptions are reasonable and if there is any other way that this could have occurred. Ideas included in a scientific theory are consistent and logically falsifiable …showed first 75 words of 561 total…

…showed last 75 words of 561 total…theory must still be able to qualify itself through the judgments the older theory had passed. As well, a changed theory must still be falsifiable. Theories may always be improved, as there are always new discoveries and advances in the field of science. Bibliography http://atheism.about.com/library/FAQs/blfaq_evolution_science2.htm?once=true& http://familyinternet.com/quackwatch/01QuackeryRelatedTopics/scinotes.html http://phyun5.ucr.edu/~wudka/Physics7/Notes_www/node6.html