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AQ LS 1-2 vocab

Flash cards for air quality vocab

TermDefinition
Matter Anything that has volume and mass.
Polutant A substance that can make air, soil, or water a harmful substance.
Volume A measure of how much space something takes up.
Mass The amount of "stuff" something contains.
Atom The basic building block of matter.
Molecuele A combination of two or more atoms.
Compound A pure substance made up of two or more elements.
Pure substance A type of matter composed of a single type of particle and always has distinct, predictable properties.
Physical change A change in the form or appearance of matter, but not in its composition.
Chemical change A change in the composition, or chemical makeup, of a sample of matter. A chemical change is also known as a chemical reaction.
Photosynthisis The process through which green plants use the energy of sunlight to make food and oxygen.
Qualitive data Data sampled from observations.
Quantitive data Data sampled with numbers and direct measurements.
Created by: nicholas.waring
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