
8.4 Pembiasan Cahaya

Interactive Video
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Science
•
7th Grade
•
Hard
KEN ONG
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah definisi fenomena pembiasan cahaya?
Perubahan arah perambatan atau pembengkokan cahaya apabila cahaya bergerak melalui dua medium yang berbeza ketumpatan.
Perubahan arah perambatan cahaya apabila cahaya bergerak melalui satu medium sahaja.
Pembengkokan cahaya apabila cahaya bergerak melalui dua medium yang sama ketumpatan.
Perubahan arah perambatan cahaya apabila cahaya dipantulkan.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bilakah cahaya terbias mendekati garis normal?
Cahaya merambat dari medium kurang tumpat ke lebih tumpat.
Cahaya merambat dari medium lebih tumpat ke kurang tumpat.
Cahaya merambat melalui satu medium sahaja.
Cahaya merambat selari dengan garis normal.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam keadaan apakah cahaya tidak terbias?
Sinar tuju selari dengan garis normal.
Cahaya merambat dari medium kurang tumpat ke lebih tumpat.
Cahaya merambat dari medium lebih tumpat ke kurang tumpat.
Cahaya merambat melalui dua medium yang berbeza ketumpatan.
4.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Adakah anda menikmati pelajaran video?
Ya
Tidak
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mengapakah ikan di dalam akuarium kelihatan lebih cetek daripada kedudukan sebenarnya?
Cahaya dari mata kita dibiaskan ke arah ikan.
Cahaya dari ikan dibiaskan menjauhi garis normal apabila bergerak dari air ke udara.
Cahaya dari ikan dibiaskan mendekati garis normal apabila bergerak dari air ke udara.
Ikan memancarkan cahaya yang lebih terang di dalam air.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah hubungan antara sudut tuju (i) dan sudut biasan (r) apabila cahaya bergerak dari satu medium ke medium lain?
Apabila sudut tuju (i) bertambah, sudut biasan (r) berkurang.
Apabila sudut tuju (i) berkurang, sudut biasan (r) bertambah.
Apabila sudut tuju (i) bertambah, sudut biasan (r) juga bertambah.
Sudut tuju (i) sentiasa sama dengan sudut biasan (r).
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