PEMVULKANAN GETAH

Quiz
•
Science
•
1st - 5th Grade
•
Medium
ARBAIYAH MD ZIN
Used 32+ times
FREE Resource
17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sifat semula jadi getah asli yang ............... dan tidak tahan haba adalah tidak sesuai jika digunakan untuk membuat bahan seperti tayar kenderaan.
keras
lembut
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oleh sebab suhu di Malaysia sentiasa panas, sekiranya tayar diperbuat daripada ............... , tayar itu akan menjadi lembik dan mencair apabila terkena permukaan jalan raya yang panas.
getah asli
getah tervulkan
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Proses pemvulkanan boleh membaiki sifat getah dan menjadikannya lebih .....................
lembik
kuat
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pemvulkanan ialah proses ................ getah bersama ................
penyejukan, sulfur
pemanasan, plumbum
pemanasan, kuprum
pemanasan, sulfur
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Melalui proses pemvulkanan, atom-atom sulfur ditambahkan ke dalam ................. polimer getah asli yang berbentuk rantai.
sebatian-sebatian
campuran-campuran
molekul-molekul
unsur-unsur
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Getah yang diperoleh melalui proses pemvulkanan disebut sebagai ....................
getah vulkanan
getah vulkan
getah tervulkanan
getah tervulkan
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Struktur molekul bagi getah asli dilihat mempunyai ikatan antara setiap rantai polimer getah.
Benar
Palsu
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