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Chemistry
Question | Answer |
---|---|
What is an Atom? | An atom is the smallest unit of matter |
What is Scientific model? | An idea that allows us to create explanations of how we think some parts of the world works |
Scientific Evidence | Collections of observation that many people have made. Everyone agrees on the same collection of observation. |
Atomic Number | Number of protons in the nucleus of an Atom |
Mass Number | The numbers of protons plus number of neutrons. Same as mass number because most weight of an Atom comes from the nucleus. |
Atomic Weight | The decimal number on the periodic table |