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Atom Tornyeli

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Atomic mass   the weight of an atom is the same as the protons  
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atom   the smallest unit of matter.  
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scientific model   an idea that allows us create explanations of how we think some part of the world works. Similar to a THEORY.  
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scientific evidence   is the collection of observations that many people have made. Everyone agrees on the same observations.  
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Atomic number   is the number of protons in the nucleus.  
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Mass number   the number of protons and numbers of neutrons.  
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atomic mass   the weight or mass of a single atom( the same as mass number because, most of the weight of an atom found in the nucleus-electron weigh virtually nothing.  
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atomic weight   the decimal number on the periodic table  
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