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John Dalton proposed that atoms are indivisible particles that make up all matter and introduced the idea of atomic weights. J.J. Thomson discovered the electron and suggested the plum pudding model of the atom, where negative electrons were embedded in a positive matrix. Ernest Rutherford conducted the gold foil experiment, leading to the conclusion that atoms have a dense nucleus surrounded by electrons. Niels Bohr further refined atomic theory by introducing quantized energy levels for electrons orbiting the nucleus.
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What symbol do scientists use to represent atomic mass unit?
Scientists use the symbol "u" to represent atomic mass unit.
What statement best explains why the atomic theory developed efficiently?
Which statement best explains why the atomic theory developed efficiently?Scientists ignored all previous knowledge about atoms.Scientists had used creativity in their investigations.Scientists had only used standard methods of investigation.Scientists repeated experiments to make sure the results were correct.
Where is baba atomic research center situated?
The Bhabha Atomic Research Centre (BARC) is situated in Trombay, Mumbai, India. It is India's premier nuclear research facility and is involved in various nuclear and atomic research activities.
What did scientists bombard an atom with?
Scientists bombarded an atom with high-energy particles such as protons, electrons, or other atomic particles to study its structure and behavior. This process allows scientists to investigate atomic nuclei, subatomic particles, and fundamental forces of nature.
What kind of physicist would study a small particle called an atom?
A physicist who studies atoms is typically a condensed matter physicist or a atomic physicist. These scientists explore the properties, behaviors, and interactions of atoms, often focusing on phenomena like quantum mechanics and atomic structure. Their research can encompass various applications, from developing new materials to understanding fundamental forces at the atomic level.
When was Bulletin of the Atomic Scientists created?
Bulletin of the Atomic Scientists was created in 1945.
What factors helped atomic research advance?
Factors that helped atomic research advance include government funding and support, technological advancements in instrumentation and computing, collaboration between scientists and research institutions worldwide, and the urgency created by political events such as World War II and the Cold War.
What advantages did the US have over Germany in the race develop the atomic bomb?
Germany WAS ON THE VERGE OF COMPLETE DEFEAT. When her scientists were captured, they were persuaded to carry on their work in the safety of American atomic research centers.
When was British Atomic Scientists Association created?
British Atomic Scientists Association was created in 1946.
What symbol do scientists use to represent atomic mass unit?
Scientists use the symbol "u" to represent atomic mass unit.
What statement best explains why the atomic theory developed efficiently?
Which statement best explains why the atomic theory developed efficiently?Scientists ignored all previous knowledge about atoms.Scientists had used creativity in their investigations.Scientists had only used standard methods of investigation.Scientists repeated experiments to make sure the results were correct.
What were the results of the project?
The Manhattan Project resulted in the first atomic bombs. The research for this took place from 1942-1945 and was done by a number of scientists and engineers.
Where is the Atomic Research Center?
There are numerous Atomic Research Centers around the world.
Where did the scientists worked on the atomic bomb?
Research and production took place at more than 30 sites but most of the work was performed at Oak Ridge, Tennessee.
Why did scientists develop atomic symbols?
What is the powerful machine scientist used?
Scientists use a variety of powerful machines for research, such as electron microscopes, particle accelerators, and supercomputers. These machines help scientists study and better understand complex phenomena at the atomic and molecular levels.
When was Bhabha Atomic Research Centre created?
Bhabha Atomic Research Centre was created in 1954.
