Test incorporar flash

https://phet.colorado.edu/sims/geometric-optics/geometric-optics_pt_BR.html

Ótica Geométrica

Clique para Iniciar

By Kabelleger / David Gubler (http://www.bahnbilder.ch) – Own work: http://www.bahnbilder.ch/picture/11406, CC BY-SA 3.0, Link

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