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science unit 1

QuestionAnswer
matter anything that has mass and takes up space
mass a measure of the amount of matter in an object
volume a measure of how much space an object takes up
physical property a characteristic of matter that can be obsereved and or measured
magnetism the ability of a material to be attrackted to a magnet without needing to be a magnet themselves
conductivity ability for energy such as electricity and heat to move through a material
reflectivity the way light bounces off an object
solubility the maximum amount of a substance that can be dissolved by another substance
chemical property a characteristic of a substance that can only be observed when it undergoes a chemical change
combustibility a measure of how easily a substance bursts into flame through fire or combustion
corrosion the gradual wearing away of a metal as it combines with nonmetals in its environment
nucleus the center of an atom that has most of its mass
proton a particle in the nucleus of an atom that carries one unit of positive electric charge
neutron a particle in the nucleus of an atom that has no electric charge
electron a particle in the space outside the nucleus of an atom that carries one unit of negative electric charge
mixture a physical combination of two more substances
colloid a type of mixture in which the particles of one material are scattered through another and block the passage of light without settling out
solution a mixture of substances that are blended so completely that the mixture looks the same everywhere
alloy a solution of a metal and at least one other solid which is often also a metal
molecule a particle that contains more than one atom joined together
distillation the process of separating the parts of a mixture by evaporation and condensation
Created by: ebobbitt
 

 



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