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Science Essentials Lingo
Lingo
dissolve
When two materials are totally mixed. You will find both materials in any drop of the solution.

filter
A very fine sieve. The fibres in the paper are a mesh that holds back small pieces of undissolved solid, while letting the liquid through.

freeze
Change of state from liquid to solid, usually at low temperature.

liquid
It pours and forms a flat top.

melt
To change from solid to liquid.

solid
A material that keeps its shape.

solidify
To change from liquid to solid.

solution
Solid in liquid, or liquid in liquid. You will find both materials in any drop of the solution.

undissolved
When a solid is not totally mixed in a liquid.