
Exercícios sobre Notação Científica
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
O que é notação científica?
Back
A notação científica é uma forma de expressar números muito grandes ou muito pequenos, utilizando potências de 10. É escrita na forma a × 10^n, onde 1 ≤ a < 10 e n é um número inteiro.
2.
FLASHCARD QUESTION
Front
Como converter o número 105000 para notação científica?
Back
105000 em notação científica é 1,05 × 10^5.
3.
FLASHCARD QUESTION
Front
Qual é a base da potência na notação científica?
Back
A base da potência na notação científica é sempre 10.
4.
FLASHCARD QUESTION
Front
Como escrever 0,000000026 em notação científica?
Back
0,000000026 em notação científica é 2,6 × 10^-9.
5.
FLASHCARD QUESTION
Front
Qual é a notação científica do número 2020?
Back
2020 em notação científica é 2,02 × 10^3.
6.
FLASHCARD QUESTION
Front
Como identificar o menor número entre 2 × 10^3 e 7 × 10^2?
Back
7 × 10^2 é menor que 2 × 10^3, pois 7 × 10^2 = 700 e 2 × 10^3 = 2000.
7.
FLASHCARD QUESTION
Front
O que significa a notação 1,5 × 10^4?
Back
1,5 × 10^4 significa 15000.
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