science Word Scramble
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Term | Definition |
what is matter | anything that has mass and takes up space |
Atoms | comes from the Greek word " a - tons meaning invisible |
1897 | Thomson discovered atoms negatively and positively charges (watermelon) |
1911 | Rutherford discovered positively charged atoms that cluster (Jimmy neutron) |
1913 | Bohr showed how electrons orbit the nucleus (dartboard) |
1920's | (Schrodinger model) It was discovered that electrons orbit creates a " cloud - like" region of separate energy level (space) |
1932 | Chadwick discovers the neutron, which adds mass |
1963 | Gellman proposed the quark theory |
Rutherford | Jimmy neutron |
Thomason | Watermelon |
Bohr | Dartboard |
Schrodinger | Space |
Earth's crust made of | 73% is hydrogen 25% is helium 2% everything else |
Most common element | Oxygen Sand= (oxygen + silicon) NOT IN PURE STATE |
Created by:
Christian02
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