1. geologia   chemistry   calculus   geology   history   Hint Half-n-half Clue   2. geometria   geometry   biology   chemistry   psychology   Half-n-half Clue   3. botânica   geometry   geography   chemistry   botany   Half-n-half Clue   4. trigonometria   geometry   philosophy   trigonometry   geography   Half-n-half Clue   5. história   calculus   geometry   history   botany   Half-n-half Clue   6. cálculo   calculus   zoology   geology   psychology   Half-n-half Clue   7. química   biology   chemistry   history   trigonometry   Half-n-half Clue