
ELECTRICITAT - CONCEPTES BÀSICS
Authored by Jordi Turon
Science
7th Grade
Used 5+ times

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21 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
UNa d'AQUESTES MAGNITUDS NO INTERVÉ EN EL FUNCIONAMENT D'UN CIRCUIT ELÈCTRIC?
DENSITAT
VOLTATGE
INTENSITAT
RESISTÈNCIA
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
suposa un obstacle pel pas dels electrons(en minúscula).
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quan els electrons passen per una resistència perden càrrega (ganes,"energia").
CERT
FALS
LES DUES OPCIONS SÓN CERTES
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Es refereix al nombre d'electrons que passe per segon en un punt del circuit en un segon. (en minúscules)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El voltatge o tensió d'un circuit equivaldria a...
la quantitat d'electrons que tenen "ganes" de passar pel circuit
Les "ganes" o energia que els electrons tenen de passar pel circuit
la quantitat d'electrons que es troben en el circuit
l'energia que desprenen els electrons dins la pila
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si els electrons perden la seva càrrega (ganes) no podem arribar al final de circuit, llavors el circuit queda obert i no passa corrent.
cert
fals
les dues són correctes
no hi té cap relació
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Com més electrons passen per un cable, més o menys intensitat?
més
menys
igual
no té cap relació
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