Kaj je to kovina?

MOP - 1 - Kovine

Quiz
•
Other
•
9th - 12th Grade
•
Hard
Gregor Gojkošek
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
trdna snov, ki je dobra prevodnika toplote in električne energije
snov, ki je kovljiva in raztegljiva
snov, ki ima običajno svetleč videz
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katere so najpogostejše kovine?
železo, baker, aluminij, nikelj, krom, titan, cink, svinec
zlato, srebro, platina, paladij
ogljik, vodik, kisik, dušik, argon
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kako se lahko razvrstijo kovine?
na podlagi njihovega izvora, trdote, oksidacijskega stanja
na podlagi njihove barve, strukture, gostote
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj so zlitine?
sestavine, ki so sestavljene iz dveh ali več kovin
sestavine, ki so sestavljene iz dveh ali več nekovin
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj je to kovnost?
sposobnost kovine, da se lahko deformira brez lomljenja
sposobnost kovine, da se lahko raztegne brez lomljenja
sposobnost kovine, da prevaja toploto
sposobnost kovine, da prevaja električno energijo
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera od lastnosti ne drži za kovine?
Trdota
Žilavost
Kovnost
Prozornost
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera kovina je najboljši prevodnik električne energije?
Baker
Aluminij
Železo
Srebro
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