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Grandezze fisiche

Authored by BICCHERI NICOLO

Physics

9th - 12th Grade

Used 2+ times

Grandezze fisiche
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23 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Scrivi in notazione scientifica il numero 0,00093

9,3×10⁻⁴
9,3×10⁻⁵
93×10⁻⁶
0,93×10⁻³
9,3×10⁻³

Answer explanation

Si sposta la virgola di 4 posizioni.

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Scrivi in notazione scientifica 4 560 000

4,56×10⁵
4,56×10⁶
45,6×10⁵
0,456×10⁷
4,56×10⁷

Answer explanation

4 560 000 = 4,56×10⁶.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

L’ordine di grandezza di 62 000 è

10³
10⁴
10⁵
10⁶
10⁷

Answer explanation

È più vicino a 10⁵ che a 10⁴.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

8 km = … m

80
800
8000
80000
0,8

Answer explanation

1 km = 1000 m.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

250 mm = … m

0,025
0,25
2,5
25
0,0025

Answer explanation

250/1000 = 0,25 m.

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

3,5 h = … s

360
3500

126000

12600
1260

Answer explanation

3,5×3600 = 12 600 s.

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

2,5×10⁵ mm = … m

250
25
2,5
0,25
250000

Answer explanation

10³ mm = 1 m.

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