Rudarjenje kovin je postopek pridobivanja ____ iz njihovih naravnih nahajališč v Zemlji.

Rudarjanje

Quiz
•
Other
•
1st Grade
•
Medium
Gregor Gojkošek
Used 1+ times
FREE Resource
12 questions
Show all answers
1.
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1 min • 1 pt
2.
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1 min • 1 pt
Proces se začne z ____ nahajališča kovin, kar zahteva geološko raziskovanje in analizo.
3.
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1 min • 1 pt
Cilj obogatitvenega procesa je povečati koncentracijo (_) kovinskih mineralov in zmanjšati količino odpadkov.
4.
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1 min • 1 pt
Različne tehnike, kot so flotacija, gravitacijska ločitev, magnetna separacija in druge, se uporabljajo pri procesu _____.
5.
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1 min • 1 pt
Proces _____ se običajno izvede s taljenjem rud ali kemičnimi reakcijami, ki omogočajo izolacijo kovinskega elementa.
6.
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1 min • 1 pt
Končni korak je obdelava in predelava pridobljenega kovinskega materiala v različne ____, kot so pločevine, žice, cevi, palice, odkovki in druge oblike.
7.
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1 min • 1 pt
Okoljski izzivi vključujejo onesnaževanje tal in vode, porabo _____ ter emisije toplogrednih plinov.
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