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Discovering the Atom: E. Rutherford (1911)

Learn how E. Rutherford's 1911 discovery showed that the atom is mostly empty space with a dense positive nucleus. Explore Manganese as the element of the day, known for its historical significance in pigments and ocean exploration. Engage in bellwork, a Rutherford video, lab work, and homework reading.

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Discovering the Atom: E. Rutherford (1911)

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Presentation Transcript

  1. Warm up 11/06/13 • Question: Who discovered that the atom is mostly empty space with a dense positive nucleus? • Answer: • E. Rutherford(1911) • Goal: I will use indirect measurement.

  2. ELEMENT OF THE DAY • 25 – Manganese – Mn • Manganese 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.

  3. Bellwork / New & Good • Rutherford video • Rutherford Lab • Homework • Lab pgs F • Read pg 11 & 12 Agenda

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