Notação Científica 9º Ano

Notação Científica 9º Ano

9th Grade

19 Qs

quiz-placeholder

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Notação Científica 9º Ano

Notação Científica 9º Ano

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

Used 1+ times

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19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Converta o número 450.000 para notação científica.

4.5 x 10^5

4.5 x 10^4

4.5 x 10^3

4.5 x 10^6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Converta o número 6.2 x 10^4 para forma padrão.

620000

6200.0

6200

62000

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcule a soma de 3.5 x 10^3 e 2.1 x 10^2.

3710

4000

2500

5320

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o resultado da multiplicação de 4 x 10^5 por 2 x 10^2?

8,000,000

800,000

800,000,000

80,000,000

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Compare os números 5 x 10^3 e 7 x 10^2.

5 x 10^3 is equal to 7 x 10^2

5 x 10^3 is greater than 7 x 10^2

5 x 10^3 is less than 7 x 10^2

5 x 10^3 is not comparable to 7 x 10^2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Resolva o problema: Um avião voa a uma velocidade de 8 x 10^2 km/h. Se ele voar por 3 horas, qual a distância percorrida?

2.2 x 10^3 km

2.8 x 10^3 km

2.5 x 10^3 km

2.4 x 10^3 km

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identifique o erro na notação científica: 7.8 x 10^6.

7.8 x 10^4

N/A

7.8 x 10^7

7.8 x 10^5

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