Las Vegas News Bureau photographer Don English snapped a striking image of a model wearing a mushroom cloud swimsuit who was ...
Photo: Niels Bohr's research notes for his new atomic theory Rutherford's find came from ... hold only certain numbers of electrons -- the first shell holds no more than 2, the second shell ...
Photo: Atomic bomb test explosion in Alamagordo ... Using Bohr's liquid drop model of the nucleus, they suggested that when split, both halves of the atom would have a positive charge and would ...
He suggested that an atom was a tiny solid ball. He published his ideas in 1803. This atomic model has changed over time. Scientists used the model to make predictions. Sometimes the results of ...
In 1913, Niels Bohr revised Rutherford's model by suggesting that the electrons ... However, there was still a difference between the atomic number of the atom and the atomic mass.