Magneti

Magneti

2nd Grade

10 Qs

quiz-placeholder

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Magneti

Magneti

Assessment

Quiz

Physical Ed

2nd Grade

Hard

Created by

Corfus Maria

Used 47+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Magnetii sunt corpuri care atrag alte corpuri confectionate din:

lemn

aluminiu

plastic

fier

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Magnetii, dupa forma lor se impart in:

naturali si artificiali

bara, disc, ac magnetic

permanenti si temporari

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Dupa modul de obtinere, magnetii pot fi:

naturali si artificiali

bara, disc, ac magnetic

permanenti si temporari

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Un magnet are:

3 poli

4 poli

2 poli

1 pol

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 

Polii unui magnet, N si S, se pot afla:

suspendand magnetul de o sfoara

presarand pilitura de fier deasupra lor

apropiind magnetul de un corp din fier

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Atractia magnetica se manifesta cel mai puternic :

la mijlocul magnetului

la polii magnetului

la doar unul dintre polii magnetului

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Cu ajutorul unui ac magnetic putem stabili daca o bara de otel este magnetizata?

Nu putem, deoarece - oricum am aseza acul magnetic- acesta interactioneza cu bara de fier

Da, asezand acul magnetic pe rand, la capetele barei si observand modul cum ineractioneaza

Nu putem, mai avem nevoie de inca un ac magnetic, pentru a le aseza la cele doua capete

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