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Surse de lumina

Authored by Roman Rodica

Physics

1st Grade

Used 39+ times

Surse de lumina
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ce sunt sursele de lumina?

Corpuri care primesc lumina

Corpuri care emit lumina

Corpuri care absorb lumina

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Corpuri luminate sunt:

Luna

becul aprins

Licuricii

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Corpurile translucide

Nu lasă lumina sa treaca

Nu permit observarea clară a obiectelor

Sunt corpuri netransparente

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Corp opac este:

Apa din pahar

Aerul din camera

O masa din lemn

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Corpurile care împrăştie lumina provenită de la surse de lumină și devin vizibile sunt numite corpuri...

luminate

apropiate

împrăștiate

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Selectează sursele naturale de lumina -3

Soare

Luna

Bec electric

Stele

Lava vulcanului

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Selectează sursele artificiale de lumina 2

Soare

Luna

Bec electric

Stele

Lumânarea

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