Electrizarea.
Quiz
•
Physics
•
6th - 8th Grade
•
Practice Problem
•
Medium
Carmen Matei
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9 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Măsura electrizării unui corp este:
sarcina electrică
curentul electric
câmpul electrostatic
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Unitatea de măsură pentru sarcina electrică în S.I.este:
Volt
Coulomb
Amper
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Electrizarea este fenomenul prin care:
un corp trece din stare neutră în stare de electrizare
prin corp trece un curent electric
corpul se încarcă cu sarcini negative
4.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Electrizarea se poate realiza prin:
frecare
contact
influență
5.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Pentru a studia electrizarea unui corp, putem folosi:
pendulul gravitațional
pendulul electrostatic
electroscopul
6.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Exemple de materiale/corpuri izolatoare (la care electrizarea se manifestă local):
sticlă
ebonită
fier
7.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Exemple de materiale/corpuri conductoare (electrizarea se manifestă pe toată suprafaţa corpului):
cupru
aluminiu
cauciuc
8.
FILL IN THE BLANK QUESTION
10 sec • 1 pt
Substanţele sunt alcătuite din:
9.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Putem afirma că, prin frecare poate fi electrizat un corp metalic:
Da, dar trebuie ca acesta să fie prevăzut cu mâner izolator.
Nu, pentru că sarcina electrică se scurge prin corpul nostru în pământ.
Adevărat.
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