Instructional Video4:47
SciShow

This Is Not What an Atom Looks Like

12th - Higher Ed
What does an atom look like? Throughout history scientists and philosophers have attempted to answer this question. As a result, they've come up with some useful models for understanding the building blocks of our universe.
Instructional Video3:58
Curated Video

Discovery of Proton & Neutron

9th - Higher Ed
Discovery of the Proton and Neutron

Backgro
und:
• J.J. Thomson's 1897 discovery of the electron led to the development of atomi
c models.
• Ernest Rutherford's Gold Foil Experiment (1911) revealed the presence of...
Instructional Video
Other

The Science Classroom: History of the Atom (Atomic Theory)

9th - 10th
Looks at the history of models of the atom beginning with Democritus and ending with contemporary understanding of the atom. Covers all major models. [9:02]