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Vocab

Science Terms

TermDefinition
scientific method a process in science experiments including making predictions and observations
equipment tools used especially for science labs
safety free from risk and danger
mass amount of matter in object
chemical change change to a new substance
physical change change to physical properties
law of conservation of mass matter can't be created or destroyed
molecule made up of several atoms linked together
element molecule molecule w/ more than 1 atom of the same element
compound molecule molecule w/ 2 or more atoms of different elements
coefficient number in front of formula placed to balance equations
diatomic molecule contains 2 atoms
reactants element or compound changes during chemical reaction
products resulting chemical reaction, which is a compound or element
volume amount of space object occupies
density mass per unit volume
displacement process of finding volume by measuring water levels before and after an object was placed in
atom the smallest unit of matter that can't be broken down
nucleus the center of an atom, containing the protons and neutrons
group the columns in the periodic table, whose elements each have the same chemical composition and number of valence electrons
Created by: t0707893
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