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Science 1

TermDefinition
Weight The measure of the force of gravity on an object
Mass The amount of matter an object has
Matter Anything that has mass and takes up space
Volume The amount of space an item occupies
Density Measure of mass in a given volume (Mass/Volume)
Atom Basis particle from all elements
Molecule Two or more atoms held together by a chemical bond
Physical Properties Substances that can be observed without changing it into a new substance
Chemical Properties Substances that has the ability to change into a different substance
Physical Change Alters the form or appearance but doesn't turn into a different substance
Chemical Change Substances that transforms into a new substance(s)
Law Conservation Of Mass Matter is not created nor destroyed by a physical or chemical change
Thermal Energy Total energy of motion of all particles
Chemical Energy The energy stored in the chemical bonds in between atoms
Endothermic Change A change of matter when energy is taken in
Exothermic Change A change of matter when energy is given off
Created by: AubreeW
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