Objek berkarat diperbuat daripada ................

untitled

Quiz
•
Science
•
5th Grade
•
Medium
SAMSIAH Moe
Used 1+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
aluminium
timah
besi
emas
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah ciri-ciri objek berkarat?
Licin dan bersih
Lama dan kotor
Rapuh dan kasar
Tiada ciri-ciri
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Faktor yang menyebabkan pengaratan ialah .......
Kehadiran air dan minyak
Kehadiran air dan udara
Kehadiran air dan karbon dioksida
Kehadiran Oksigen dan hidrogen
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Perhatikan rajah di bawah. Klip kertas yang manakah akan berkarat selepas seminggu?
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Rajah menunjukkan aktiviti mengecat pintu pagar besi. Mengapa pintu pagar besi perlu dicat?
Supaya pintu pagar kukuh.
Lapisan cat dapat menghalang air dan udara menyentuh permukaan besi.
Supaya pintu pagar kelihatan berwarna-warni.
Meningkatkan kos penjagaan pintu pagar
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah menunjukkan objek berkarat. Berikut adalah keburukan pengaratan kecuali....
menjimatkan kos baik pulih
menyebabkan kerosakan
mencacatkan pemandangan
membahayakan kesihatan
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kalsium klorida kontang yang digunakan di dalam eksperimen berfungsi untuk ........
menyerap udara
menyerap wap air
menyerap oksigen
menyerap logam
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