Flashcards
Sem título
Flashcards do conjunto (10)
- 1what is nucleus?The atomic nucleus is the small, dense region consisting of protons and neutrons at the center of an atom
- 2who made the plum pudding model?J.J. Thompson
- 3what was rutherfords experimentGold Foil experiment
- 4What are neutrons?Neutrons are a type of subatomic particle with no charge
- 5what are protons?a stable subatomic particle that has a positive charge equal in magnitude to a unit of electron charge
- 6what are electronsa very small particle of matter that has a negative charge of electricity and that travels around the nucleus of an atom.
- 7what is an anologya comparison between a familiar and an unfamiliar thing
- 8what is an atom?An atom is the smallest unit of ordinary matter that forms a chemical element.
- 9who discovered atoms?John Dalton
- 10what kind of charge does protons have?positive charge
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- FlashCards sobre Sem título, criado por Sovioo VFX em 16-11-2021.
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