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Science Vocab

TermDefinition
Law of Conservation of Mass mass can not be created or destroyed, only change form
Physical change occurs when 1 or more physical properties of a substance change
Chemical change when 2 or more substances interact to form a new substance
Chemical formula describing the number of atoms that are in a molecule of a compound
Molecule smallest part in substance
Element molecule 2 of the same molecule that bonded
Compound molecule 2 or more elements that make a molecule
Chemical equation a writing arrangement of atoms during a chemical reaction
Subscript the small number placed next to an element in a formula
Coefficient the large number placed in front of an element in a formula
Reactants compound or element during a chemical reaction that changes
Products compound or element that result in the chemical reation
Force push or pull
Speed distance travel by an object in the amount of time given
Velocity the objects speed and direction at a given instant
Balanced force doesn't create motion
Unbalanced force creates motion
Accelaration change in an objects speed or direction over time
Newton SI unit of force
Direction the way an object is moving
Created by: s0502362
 

 



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