pure element - a substance containing only one type of atom, pure compound - a substance containing two or more elements in a fixed ratio, homogenous mixture - an evenly mixed substance containing multiple types of particles, heterogenous mixture - an unevenly mixed substance containing multiple types of particles, solution - a small amount of solid homogenously mixed into a large amount of liquid, pure substance - a substances containing only one type of particle, chemical formula - shows the ratio of each element in a compound, N2 - an example of a pure element, H2O - an example of a pure compound, air - an example of a homogenous mixture, cloud - an example of a heterogenous mixture,

Material world - elements, compounds, mixtures

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