____ ____ or non-renewable resources will one day run out. They can be processed to provide ____ and useful materials. ____ resources are those which will ____ run out in the foreseeable future. ____ resources come from the from the ____ crust, ____ and atmosphere. Synthetic resources are ____ materials using chemical processes, not naturally occurring.

Finete and Renewable resources

Ranking

Estilo visual

Opções

Alterar modelo

Restaurar arquivo salvo automaticamente: ?