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How Were Atoms Discovered

Horizontales
He produced a method of calculating relative atomic weights for the chemical elements, which provides the means for the assignment of molecular formulas for all chemical substances.
When an atom emits an alpha particle, the atom's mass number decreases by four due to the loss of the four nucleons in the alpha particle. The atomic number of the atom goes down by two, as a result of the loss of two protons – the atom becomes a new element.
Nuclear research laboratory where the first atomic bomb was developed.
Requires shielding by dense material such as lead or concrete.
Sir William McCormick arranged for him to become Rutherford's assistant director of research. In this role, He helped Rutherford select PhD students. Over the next few years these would include John Cockcroft, Norman Feather and Mark Oliphant, who would all become firm friends with him. As many students had no idea what they wanted to research, He and Rutherford would suggest topics. This gentleman would edited all the papers produced by the laboratory. He discovered the neutron.
The actual way electrons maneuver in conjunction with an atom
Produced by Dalton as the first description of the inner workings of the atom
Developed by JJ Thomson and used in the identifying and discovery of electrons
Our Note taking style.
A subatomic particle, symbol n, or n0, which has a neutral (not positive or negative) charge, and a mass slightly greater than that of a proton. Discovered by James Chadwick
Nuclear power plant disaster which occurred in Northern Japan
Discovered by Roentgen and produces by energized electrons and beta decay of isotopes.
Test site of the first atomic bomb
Together with H.G. Moseley, he developed the atomic numbering system in 1913. He and Moseley's experiments used cathode rays to bombard various elements with a stream of electrons and observed that each element responded in a consistent and distinct manner. Their research was the first to assert that each element could be defined by the properties of its inner structures – an observation which later led to the discovery of the atomic nucleus and the proton.
A stable subatomic particle, symbol p , H+, or 1H+ with a positive electric charge of +1 e (elementary charge). Its mass is slightly less than that of a neutron and 1,836 times the mass of an electron (the proton-to-electron mass ratio). Discovered by Rutherford
Verticales
A Helium atom minus the electrons
Atomic bomb dropped on Hiroshima Japan
Holding a relative amount of radioactive material used to illustrate radiation doses
a high-energy, high-speed electron or positron emitted by the radioactive decay of an atomic nucleus during the process of beta decay.
In 1910, she succeeded in isolating radium; she also defined an international standard for radioactive emissions that was eventually named for her and Pierre.
Nuclear power plant disaster which occurred in Ukraine, near Kiev
A perceived way electrons maneuver in conjunction with an atom
a Swedish medical physicist renowned for work on radiation dose measurement and research into the biological effects of radiation. The used for radiation dose quantities such as equivalent dose and effective dose, which represent the risk of external radiation from sources outside the body, and committed dose, which represents the risk of internal irradiation due to inhaled or ingested radioactive substances.
1/1,000,000 of a Sievert
The first to suggest that one of the fundamental units of the atom was more than 1,000 times smaller than an atom, suggesting the subatomic particle now known as the electron. He discovered this through his explorations on the properties of cathode rays.
In September 1942, Brigadier General Leslie R. Groves, Jr., was appointed director of what became known as the Manhattan Project. By October 12, 1942, Groves and this gentleman had decided that for security and cohesion, they needed to establish a centralized, secret research laboratory in a remote location. Groves selected this gentleman to head the project's secret weapons laboratory later known as Los Alamos and develop the atomic bomb.
Atomic bomb dropped on Nagasaki
A high-energy, high-speed electron or positron emitted by the radioactive decay of an atomic nucleus during the process of beta decay. There are two forms of beta decay, β− decay and β+ decay, which produce electrons and positrons respectively.[
Who is the easiest person to fool
He shared the 1965 Nobel Prize in Physics "for their fundamental work in quantum electrodynamics, with deep-ploughing consequences for the physics of elementary particles". He styled a concept of note-taking strategies.