1. Niels Henrik David Bohr
By: Brittany Ball
Skyler Ross
Mikayli Booth

2. Early Years Born October 7, 1885 in Copenhagen, Denmark
Parents & Siblings
College Success

3. Family Man Wife: Margrethe Nørlund Six Sons: Aage, Harald,
Hans Henrik, Erik, Ernest,
and Christian

4. Professor Bohr Lectured from 1913-1916 at two different universities.
Appointed Professor of Theoretical Physics in
The Institute for Theoretical Physics.
Atomic nuclei, nuclear processes, and quantum physics.

5. Famous For… Nobel Prize 1922 (Atom) Nuclear Fission Quantum Theory
Others

6. Last Days Died November 18, 1962 in Copenhagen, Denmark (age 77)
Cause of Death: Heart Failure

7. Nuclear Fission
Define: a nuclear reaction in which a heavy nucleus splits simultaneously or on impact with another particle, with a release of energy.
Average of 2-3 nuclei released
200,000,000 Electron Volts

8. Nuclear Fission Cont. Chain Reactions Critical Mass Subcritical Mass
Supercritical Mass
Decay
E=mc^2

9. Atomic Model
Planetary Orbit
Atom Size
Spiral Orbit

10. Quantum Theory/ Quantum Mechanics

11. Complementarity Principle
Electron is viewed in 2 ways:
Either a particle or a wave.
Never both at the same time.

12. Quantum is the smallest quantity of energy in light waves.