Who's Online

We have 128 guests and no members online

User Rating: 5 / 5

Star ActiveStar ActiveStar ActiveStar ActiveStar Active
 
In this video Paul Andersen explains how scientific theories are created and modified over time. He starts by discussing the theory of natural selection as a model for the creation and modification of theories. He gives examples of theories within each of the four big ideas. He gives a number of example questions that cover this science practice. He ends be describing how miasma theory was eventually replaced by the germ theory through systematic studies.
  • Last Modified: Friday 27 October 2017, 09:44:46.