
Llum i so
Authored by Maria Rovira
Physics
2nd Grade
Used 13+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El so transmet l'energia en forma...
D'ona
De cercle
De triangle
De quadrat
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Què és necessari per sentir el so, el soroll, la música...
No es necessita res, perquè no ho veiem.
Aigua de la pluja.
Matèria.
Un altaveu.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quines són les característiques del so?
Intensitat, llum i timbre.
Intensitat, to i timbre.
Intensitat, to i soroll.
Soroll i to.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quin dels tres estats transmet millor el so?
Sòlid
Líquid
Gas
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quin material o matèria transmet el so quan estem parlant amb una altra persona?
La llum
El sol
La llengua
L'aire
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'energia lluminosa fa...
Que poguem veure els cossos, materials, colors...
Que hi veiem a la foscor...
Que poguem obrir els ulls.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Per què quan poso un llapis dins de l'aigua sembla que n'hi hagin dos?
Perquè és màgia, no té explicació.
Perquè la llum viatge a diferents velocitat entre l'aire i l'aigua i fa que sembli que hi hagi dos llapis.
Perquè el got està brut i es veu borrós això provoca aquest efecte.
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