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Números e Notação Científica

Authored by RICARDO GONCALVES

Mathematics

8th Grade

Used 6+ times

Números e Notação Científica
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Converta o número 4500 para notação científica.

4,5×1034,5 \times 10^3

45×10245 \times 10^2

0,45×1040,45 \times 10^4

4,5×1024,5 \times 10^2

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Converta o número 3,2×1053,2 \times 10^5 para a forma usual.

320

3200

32000

320000

3.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Adicione os números em notação científica: 2,5×1032,5 \times 10^3 e 3,5×1033,5 \times 10^3 .

6,0×1036,0 \times 10^3

5,0×1035,0 \times 10^3

6,0×1066,0 \times 10^6

5,0×1065,0 \times 10^6

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Subtraia os números em notação científica: 7,0×1047,0\times10^4 de 5,0×1045,0\times10^4 .

2,0×1032,0\times10^3

2,0×1042,0\times10^4

1,2×1031,2 \times 10^3

2,0 × 1002,0\ \times\ 10^0

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Multiplique os números em notação científica: 3,0×1023,0 \times 10^2 e 2,0×1032,0 \times 10^3 .

6,0×1056,0 \times 10^5

6,0×1066,0 \times 10^6

5,0×1055,0 \times 10^5

5,0×1065,0 \times 10^6

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Divida os números em notação científica: 8,0×1068,0 \times 10^6 por 4,0×1024,0 \times 10^2 .

2,0×1042,0 \times 10^4

2,0×1032,0 \times 10^3

2,0×1052,0 \times 10^5

2,0×1062,0 \times 10^6

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Converta o número 0,007 para notação científica.

7,0×10−17,0\times10^{-1}

7,0×10−27,0 \times 10^{-2}

7,0×10−37,0\times10^{-3}

7,0×10−47,0 \times 10^{-4}

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