143:@0.890754:0.963104:0.932133:0.963104:0.932133:0.941283:0.890754:0.941283:0.000000:0.000000:0.000000
Ciencias Naturales:@0.749900:0.956142:0.879899:0.956142:0.879899:0.943479:0.749900:0.943479:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
10.º EGB:@0.820729:0.967458:0.879899:0.967458:0.879899:0.954794:0.820729:0.954794:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
©:@0.938415:0.151280:0.938415:0.146173:0.926333:0.146173:0.926333:0.151280:0.000000
Shutterstock:@0.938415:0.146173:0.938415:0.108454:0.926504:0.108454:0.926504:0.146173:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Ecosistema de arrecife :@0.774238:0.276356:0.925911:0.276356:0.925911:0.261457:0.774238:0.261457:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
coralino en isla tropical.  :@0.774238:0.291444:0.937421:0.291444:0.937421:0.276545:0.774238:0.276545:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
El agua es uno de los :@0.774238:0.306531:0.917890:0.306531:0.917890:0.291632:0.774238:0.291632:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
elementos más :@0.774238:0.321619:0.880011:0.321619:0.880011:0.306720:0.774238:0.306720:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
importantes de la Tierra, :@0.774238:0.336706:0.938425:0.336706:0.938425:0.321807:0.774238:0.321807:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
pero tan solo el 3 % de :@0.774238:0.351794:0.929784:0.351794:0.929784:0.336895:0.774238:0.336895:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
esta es dulce. :@0.774238:0.366882:0.866676:0.366882:0.866676:0.351983:0.774238:0.351983:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
¿Qué aprenderemos?:@0.096359:0.727883:0.273077:0.727883:0.273077:0.710214:0.096359:0.710214:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
La Tierra y el universo (I):@0.412773:0.747905:0.610574:0.747905:0.610574:0.730770:0.412773:0.730770:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Componentes de la biósfera:@0.609009:0.796543:0.796901:0.796543:0.796901:0.781644:0.609009:0.781644:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Hidrósfera:@0.690190:0.831292:0.758338:0.831292:0.758338:0.816393:0.690190:0.816393:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Litósfera:@0.696237:0.866487:0.752291:0.866487:0.752291:0.851588:0.696237:0.851588:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Atmósfera:@0.689963:0.901681:0.758563:0.901681:0.758563:0.886782:0.689963:0.886782:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Ciclos biogeoquímicos  :@0.243336:0.792404:0.406404:0.792404:0.406404:0.777505:0.243336:0.777505:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
de la biósfera:@0.275718:0.807492:0.366349:0.807492:0.366349:0.792592:0.275718:0.792592:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000