
materiale metalice - test 2
Authored by cris nic
Instructional Technology
7th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Argintul este folosit în:
instalatii
gradinarit
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
alama se obtine prin alierea dintre cupru si:
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Fierul se extrage din bauxită (raspundeti cu da sau nu)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fonta este un aliaj al fierului cu un conținut de carbon de
peste 2%
sub 0,2 %
peste 1,5 %
sub 2 %
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Argintul si aurul NU se folosesc in medicina ( raspundeti cu da sau nu)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
aurul este folosit in medicina de peste ... de ani
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
aluminiul se extrage din :
magnetita
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