Proprietățile și utilizările materialelor metalice

Quiz
•
Instructional Technology
•
7th Grade
•
Medium
FLAVIA SCHLESINGER
Used 6+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Metalele se găsesc în natură:
în starea lor naturală
sub formă de minereuri
sub formă de lingouri
în stare pură
2.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Cel mai răspândit metal în natură este
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Proprietatea metalelor de a fi trase în foi se numește:
duritate
fluiditate
sudabilitate
maleabilitate
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Capacitatea metalelor feroase de a atrage pilitura de fier se numește
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Proprietatea metalelor de a se deforma și a reveni la forma inițială, după îndepartarea forțelor care le-au deformat, se numește:
duritate
plasticitate
elasticitate
rezistență la șoc
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care dintre imaginile de mai jos reprezintă cuprul:
7.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Proprietatea materialelor metalice de a se topi se numește
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