Kas neietekmē metālu izmantošanas iespējas?

Metālu sakausējumi – 9.klasei

Quiz
•
Chemistry
•
11th Grade
•
Medium
Anna V.V.
Used 3+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Metāla aktivitāte
Metāla izplatība un pieejamība
Metāla nosaukums
Metāla cietība
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kas ir metāla sakausējums?
Metāls šķidrā agregātstāvoklī.
Metāla maisījums ar ūdeni.
Viendabīgs maisījums, kas radies no divu metālu šķidra kausējuma.
Maisījums, kas nesatur metālus.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kuru metālu galvenokārt satur čuguns?
Dzelzi (Fe)
Hromu (Cr)
Alumīniju (Al)
Oglekli (C)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Plaši pielietots vara (Cu) un cinka (Zn) sakausējums ir...
tērauds.
lodalva.
misiņš.
dūralumīnijs.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kuru alumīnija (Al) sakausējumu plaši izmanto lidaparātu būvniecībā?
Jaunsudrabu.
Balto zeltu.
Tēraudu.
Dūralumīniju.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pasaules vēsturē nozīmīgs civilizācijas attīstības periods ir Bronzas laikmets. Kuru divu metālu sakausējumu veidošanu cilvēki apguva šajā laikmetā?
Vara (Cu) un alvas (Sn).
Alumīnija (Al) un vara (Cu).
Dzelzs (Fe) un mangāna (Mn).
Vara (Cu) un cinka (Zn).
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Viens no visbiežāk izmantotajiem materiāliem pasaulē ir tērauds, kura galvenā sastāvdaļa ir...
dzelzs (Fe).
varš (Cu).
alva (Sn).
ogleklis (C).
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