332891
Beschreibung
Quiz von ebannatyne.45...., aktualisiert more than 1 year ago
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Erstellt von ebannatyne.45....
vor mehr als 10 Jahre
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Frage 1
Frage
What is a polymer?
Antworten
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a non metalic solid made up of long strings of molecules
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a shape with five sides
Frage 2
Frage
What is a thermo-hardening polymer?
Antworten
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a polymer that can not be reshaped more than once
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a shape with sharp corners
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a hard polymer
Frage 3
Frage
what is a thermo-softening polymer
Antworten
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a polymer that can be reshaped when heated
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a polymer that can be heated
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a very soft polymer
Frage 4
Frage
How can a polymer be molded?
Antworten
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-plastic oven -strip heater -electric iron
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- plastic oven -strip heater
Frage 5
Frage
what does 1 in recycling codes stand for ?
Antworten
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PET
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PTY
Frage 6
Frage
what does 2 mean in recycling code
Antworten
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HSPE
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HDPE
Frage 7
Frage
what does 3 mean in recycling code?
Antworten
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HIV
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PVC
Frage 8
Frage
what does 4 stand for in the recycling code?
Antworten
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LDPE
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LCD
Frage 9
Frage
what does 5 mean in recycling code
Antworten
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PP
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TT
Frage 10
Frage
what does 6 stand for in recycling code?
Antworten
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ST
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PS
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