https://create.kahoot.it/v2/details/ac74a1c5-1187-47c6-8b54-2f499d0dcc12

https://create.kahoot.it/v2/details/ba052443-a809-4d1e-aa2e-3f3599f169c8

https://quizlet.com/218300023/cometa-1unidad-2abquizlet-flash-cards/