Mute
Com.Ciência.Gaia
Esse equipamento se chama trebuchet, um tipo de máquina de lançamento usada há muitos séculos. Ele funciona usando energia potencial gravitacional, que é a energia que um objeto tem só por estar em uma certa altura. Antes do lançamento, um peso fica preso em um dos lados do braço e é levantado. Enquanto esse peso está lá em cima, a energia fica “guardada” por causa da gravidade da Terra. Quando o sistema é solto, o peso cai para baixo puxado pela gravidade. Quando o peso cai, ele faz o braço g
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