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sciencechapter 3

vocabulary terms

QuestionAnswer
What has mass and takes up space? Matter
What is a small particle that makes up most matter? Atom
What law did Lavoisier create that states that matter can't be created or destroyed? Law of conswervation of matter
What are invisible negatively charged particles? Electrons
What is the central part of atom? Nucleus
What are positively cahrged particles that are in the nucleus? Protons
What are the uncharged particles? Neutrons
What is matter made up of of only one kind of atom? Element
What is the top number in the element's box on the periodic table? Atomic number
What are atoms of the same element that have a different number of neutrons? Isotopes
What is the number of protons plus neutrons an atom has? Mass number
Atomic mass
Metals
Nonmetals
Metalloids
Substance
Compound
Mixtures
Created by: ZaZa500
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