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Llum i so

Authored by Raquel Rodriguez

Science

6th Grade

Used 5+ times

Llum i so
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31 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

La llum es propaga en línia recta

Cert

Fals

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Les fonts lluminoses emeten llum en una única direcció.

Cert

Fals

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

La llum es desplaça a...

300.000 km cada segon

100 km cada hora

340 metres per segon

120 metres per segon

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

La so es desplaça a...

300.000 km cada segon

100 km cada hora

340 metres per segon

120 metres per segon

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Fonts que necessiten que algú les

encengui o necessiten energia per poder emetre

llum.

Fonts naturals

Fonts artificials

Fonts d'energia

Fonts de llum

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

El sol és una...

Font natural

Font artificial

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Una pantalla és una...

Font natural

Font artificial

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