How much do scientists know about these particles? -- This tale begins in ancient Greece, then moves to the early 19th century where your students meet Priestley, Cavendish, Lavoisier and Dalton. -- From there it’s on to the 20th century revolution brought on by people like Einstein, Bohr, and Curie. Then, discover the supercooled accelerator at Fermilab and what it’s teaching us about quarks. 40 minutes. Closed Captioning. Grades 9-12. |