Sains TG1 8,2 Sifat Cahaya
Interactive Video
•
Science
•
7th Grade
•
Practice Problem
•
Easy
KEN ONG
Used 2+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapakah kelajuan cahaya?
3.0 x 10^8 m/s
3.0 x 10^6 m/s
3.0 x 10^7 m/s
3.0 x 10^9 m/s
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mengapa kita melihat kilat terlebih dahulu sebelum mendengar bunyi guruh semasa ribut?
Kilat berlaku sebelum guruh.
Cahaya bergerak lebih laju daripada bunyi.
Bunyi guruh diserap oleh awan.
Mata lebih sensitif daripada telinga.
3.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Adakah anda menikmati pelajaran video?
Ya
Tidak
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mengapakah bayang-bayang terbentuk apabila cahaya dihalang oleh objek legap?
Cahaya bergerak secara melengkung.
Cahaya bergerak dalam garis lurus.
Cahaya diserap oleh objek.
Cahaya dipantulkan oleh objek.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam eksperimen kadbod, mengapa cahaya lilin tidak dapat dilihat jika salah satu kadbod dialihkan?
Cahaya diserap oleh kadbod.
Cahaya dipantulkan oleh kadbod.
Cahaya tidak dapat menembusi kadbod yang tidak sejajar.
Cahaya berubah arah apabila kadbod dialihkan.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah fenomena yang berlaku apabila cahaya disebarkan oleh titisan air di langit untuk membentuk pelangi?
Pembiasan cahaya.
Pantulan cahaya.
Penyebaran cahaya.
Pembentukan bayang-bayang.
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