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Physical Sci Vocab

TermDefinition
Matter Anything that has mass and takes up space.
Energy Transfer Changes in states/phases of matter due to an increase or decrease in temperature.
Compound/molecule Two or more elements combine together in a specific ratio/pattern creating a whole, new and different substance.
Mixture Two or more substances combine together keeping their original properties, they do NOT change into a new substance/compound.
Atom Smallest part of an element, the building blocks of all matter.
Electron Particle of atom with a negative charge, moves around the nucleus and has an attractive force that allows it to bond with other atoms creating everything in the universe.
Proton Particle of an atom with a positive charge located inside the nucleus
Neutron Particle of an atom with a neutral/no charge located inside the nucleus along with the proton.
Periodic Table Large grid that identifies and classifies all of the elements by their chemical and physical properties.
Element The simplest substances that cannot be broken down/they make up all matter in the universe.
Periods/rows Rows that tell how many energy levels each elements has for the electrons to move around.
Groups or family/columns Columns that tell how many valance electrons each elements has/the number of electrons that can move on its outer shell/energy level.
Valance electrons The electrons that move on the outer shell/ energy level of an atom
chemical change/reaction Elements bond together through the attractive force of electrons creating some type of reaction and change.
Tri-beam balance an instrument that is used to measure mass
Created by: MariahCostelli1