
Polimerai ir plastikai

Quiz
•
Chemistry
•
10th Grade
•
Hard

Donatas Povilaitis
Used 8+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Lydymosi temperatūra?
140-200°C
160-320°C
160-250°C
100-220°C
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Susintetino pirmąjį dirbtinį plastiką?
Alexanderis Parkesas
Aleksandras Peksas
Andrėjus Parkesis
Parkesas Elaksandras
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Alexanderis Parkesas...
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Termoplastikų minkštėjimo temperatūra
<110°C
<130 °C
<160°C
<150°C
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Plastikai (fenilonas, silicio organiniai polimerai) atsparūs iki....
200-500°C
450-700°C
300-600°C
400-500°C
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Plastikų savybės
Plastikai nelaidūs elektrai
Blogi šilumos laidininkai
Trapūs
Nekenksmingi sveikatai
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Pažymėkite, teisingą teiginį
plastiko formavimas yra našus ir pigus
perdirbimą lengva visiškai automatizuoti
Plastikas plačiai vartojamas dėl žaliavos pigumo
Neekonomiška plastikais pakeisti metalus automobilių
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