WARM UP 11/06/13Question: Who discovered that the atom is mostly empty space with a dense positive nucleus?

Answer: E. Rutherford(1911)

Goal: I will use indirect measurement.

ELEMENT OF THE DAY25 – Manganese – MnManganese oxide is one of the earliest

known pigments – found in cave drawings

In the 1970s, the government created an elaborate cover up, sending treasure hunters looking for manganese nodules on the ocean floor. In actuality they were searching for a sunken Russian submarine during the cold war.

Manganese steel can make very sharp edges, for things like razor blades.

AGENDA-Bellwork / New & Good-Rutherford video-Rutherford Lab

-Homework-Lab pgs F -Read pg 11 & 12