
Proba competencial – Máquinas e tecnoloxía
Authored by Maite BORRÁS
Science
4th Grade
Used 1+ times

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33 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cal das seguintes é unha máquina simple?
Un ordenador
Un tornillo
Un microondas
Un panel solar
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unha polea serve para:
Calentar alimentos
Controlar a electricidade
Elevar ou baixar obxectos
Medir o tempo
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As máquinas complexas están formadas por:
Só unha peza
Materiais naturais
Varias máquinas simples xuntas
Pilas
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un exemplo de tecnoloxía que usamos na casa é:
A escaleira
A lavadora
A cadeira
A xanela
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cal destes aparellos necesita electricidade para funcionar?
A escaleira
A lavadora
A cadeira
A xanela
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. Unha tesoura é unha máquina simple ou complexa?
Simple
Complexa
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Que tipo de enerxía podemos usar para que unha noria pequena xire soa sen empuxala coa man?
Enerxía solar
Enerxía eólica
Enerxía hidráulica
Enerxía nuclear
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