Testando conhecimentos!
Flashcard
•
Other
•
12th Grade
•
Practice Problem
•
Hard
Francina Cavalcante
FREE Resource
Student preview

22 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Qual é o valor da soma dos ângulos internos de um hexágono?
Back
720 graus
2.
FLASHCARD QUESTION
Front
Qual é o discriminante de uma equação do 2º grau?
Back
É o valor de Δ = b² – 4ac
3.
FLASHCARD QUESTION
Front
Qual é o gás responsável pelo efeito estufa em maior quantidade?
Back
Dióxido de carbono (CO₂)
4.
FLASHCARD QUESTION
Front
O que significa pH?
Back
Potencial hidrogeniônico; mede a acidez ou alcalinidade de uma solução
5.
FLASHCARD QUESTION
Front
Qual é a função das mitocôndrias?
Back
Produzir energia para a célula por meio da respiração celular
6.
FLASHCARD QUESTION
Front
O que é biodiversidade?
Back
Variedade de espécies vivas em um ecossistema.
7.
FLASHCARD QUESTION
Front
Qual é o maior órgão do corpo humano?
Back
A pele
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