
Întrebări despre proprietățile metalelor
Quiz
•
Architecture
•
9th Grade
•
Hard
DANIELA DRAGOS
Used 1+ times
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care dintre următoarele este o proprietate fizică a metalelor?
Plasticitatea
Punctul de topire
Rezistența la șoc
Rezistența la oboseală
Punctul de topire
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metalele conduc bine:
Electricitatea și căldura
Apa și aerul
Lumina și sunetul
Nimic
Electricitatea și căldura
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un exemplu de metal cu punct de topire foarte ridicat este:
Aluminiul
Wolframul
Cuprul
Zincul
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care dintre următoarele metale este cel mai bun conductor de electricitate?
Aluminiu
Argint
Fier
Plumb
Argint
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Proprietatea prin care metalele reflectă lumina se numește:
Reflexivitate
Maleabilitate
Plasticitate
Densitate
6.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Metalele cu densitate mai mare de 5 g/cm³ se numesc __________.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aluminiul este un metal ușor, deoarece are densitatea sub 5 g/cm³.
Adevărat
Fals
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