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Les chiffres significatifs

Authored by Trina Armstrong

Physics, Science

10th Grade

Used 77+ times

Les chiffres significatifs
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15 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Convertir 210,0 km en mètres (m) (rappel 1km=1000m)

210,0 m

2100 m

21 000 m

210 000 m

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Convertir 2,5 heures en secondes (rappel 1h = 3600 s)

150 s

0,000694 s

0,04167 s

9000 s

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Convertir 120 km/h en m/s (rappel 1 km = 1000 m et 1 h = 3600s)

33,3 m/s

432 m/s

3,33 m/s

0,0333 m/s

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Convertir 15,2 m/s en km/h (rappel 1 km = 1000 m et 1 h = 3600s)

4,22 km/h

54,72 km/h

0,0042 km/h

54 720 km/h

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Écrit le chiffre 1234567890 en notation scientifique à 3 chiffres significatifs

1,23 × 1091,23\ \times\ 10^9

1,23 x 10101,23\ x\ 10^{10}

12,3 × 10812,3\ \times\ 10^8

123,4 × 107123,4\ \times\ 10^7

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Écrit le chiffre  6,7415 × 1056,7415\ \times\ 10^5  en notation régulière

67415

674 150

6 741 500

67 415 000

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Combien de chiffres significatifs de 12,42 g?

4

3

2

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