Electrizarea corpurilor. Sarcina electrică
Quiz
•
Instructional Technology
•
9th Grade
•
Practice Problem
•
Medium
Used 5+ times
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10 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 10 pts
Savantul antichității care a constatat că frecând o baghetă de chihlimbar cu o blană de pisică, aceasta dobândeşte o proprietate nouă, inexistentă înainte de frecare este
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Electrizarea negativă a unui corp se explică prin:
lipsa electronilor din corp
surplusul de electroni din corp
surplusul de sarcini pozitive din corp
egalitatea dintre sarcina electrică a electronului şi cea a protonului
3.
DRAG AND DROP QUESTION
1 min • 10 pts
În limba (a) , cuvântul „elektron - ήλεκτρον” înseamnă (b) .
4.
MATCH QUESTION
1 min • 10 pts
Realizează corespundențe între elementele chimice precizate și numărul de neutroni al fiecăruia.
118
35
30
14
117
5.
DROPDOWN QUESTION
1 min • 10 pts
Spre deosebire de nucleoni, care stau foarte (a) în nucleu, (b) se dispun în jurul nucleului în formaţii organizate numite (c) .
6.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Starea de electrizare se transmite foarte rapid în cazul corpurilor:
conductoare
izolante
izolate
semiconductoare
7.
CATEGORIZE QUESTION
1 min • 10 pts
Selectează materialele următoare în categoriile precizate.
Groups:
(a) CONDUCTOARE
,
(b) IZOLATOARE
ulei mineral
topitură de hidroxid de sodiu
vată minerală
porțelan
apă minerală
ultraporțelan
apa distilată
soluție de clorură de sodiu
vată de grafit
acid sulfuric
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