Llum i so
Authored by Raquel Rodriguez
Science
6th Grade
Used 5+ times
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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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