Un motor es un circuit elèctric, es un receptor o un generador?

untitled

Quiz
•
Science, Physics, Instructional Technology
•
6th - 7th Grade
•
Hard
Francesc Carranco
FREE Resource
59 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Generador
Receptor
Circuit elèctric
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Què ha de pasar en un circuit elèctric per produir transformacions energètiques?
Res, ja passa sempre.
Corrent elèctric, és a dir, moviment dels electrons.
Un curtcircuit.
Ha d'ahaver-hi bombetes que gastin l'energia.
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Aquest circuit podria ser el...
d'una llanterna
d'una torradora
d'un ventilador amb piles
d'un joc de cartes
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
L'esquema de la imatge representa ...
un circuit obert
un circuit tancat
un circuit complert
una circuit amb interruptor
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
en quin dels següents circuits la bombeta està encesa?
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Quin dispositiu utilitzem per obrir i tancar un circuit?
(What device opens and closes an electric circuit?)
Un interruptor (A switch)
Una font d'alimentació (A power source)
Una càrrega (A load)
Una corrent (A current)
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
1000 mA són
1000 A
100 A
10 A
1 A
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