Synthetic Materials Crossword

Resources that exist in the environment without human intervention
Characteristic that can be observed or measured without changing the substance; Examples include color, melting point, and conductivity
Materials made by humans
An energy resource, such as trees or wind, that is replaceable by natural means
Not able to be replaced or regenerated in a short period of time
Any process in which one or more chemicals are changed into different products, by the breaking and formation of chemical bonds
A small molecule that can chemically bond in chains or groups to other similar molecules, to form larger molecules called polymers
Easily broken down by biological activity, especially bacteria in the soil
A long-chain molecule made up of a repeated pattern of monomers
Molecules with identical molecular formulas but in which the atoms are arranged differently
A way of separating liquids that have different boiling points from a mixture