Science textbooks often represent the atom as a central nucleus composed of protons (+ charged particles) and neutrons (neutral particles) with electrons (- charged particles) orbiting the nucleus. How certain are scientists about the structure of the atom? What specific evidence do you think scientist used to determine what an atom looks like?
If you believe that scientific theories do change: Explain why theories change.
Blogs are a great tool for teaching and learning.
Watch the video below about blogs and then comment on how blogging today was helpful to you developing your ideas about the Nature of Science. |
AuthorMs. Slater will post different discussion topics for students to post. Archives
March 2011
Categories |