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Science C3 S1
Term | Definition |
---|---|
Matter | anything that has mass and takes up space anything we can see touch or smell |
atoms | a very small particle that makes up most kinds of matter |
1st person to name atoms | greek philosopher democritis |
electrons (e-) | negatively charged particles |
nucleus | positively charged part of the atom |
protons (p+) | positively charged particles in the nucleus |
neutrons (n0) | uncharged particles in the nucleus |
Electron cloud | shows where electrons are likely to be |
Quarks | tiny particles making up protons and neutrons |
types of quarks | up-down strange-charm top-and-bottom |