Phy Sci Mod 13 Vocab Word Scramble
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Question | Answer |
Model | A schematic description of a system that accounts for its known properties |
Nucleus | The center of an atom, containing the protons and neutrons |
Atomic Number | The number of protons in an atom |
Mass number | The sum of the number of neutrons and protons in the nucleus of an atom |
Isotopes | Two or more atoms that have the same number of protons but different numbers of neutrons |
Element | A collection of atoms that all have the same number of protons |
Radioactive isotope | An atom whose nucleus is not stable |
Beta decay | The process by which a neutron turns into a proton by emission of an electron |
Half-life | The time it takes for half of the original sample of a radioactive isotope to decay |
Created by:
mrpicard
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