
TINDAKAN OMBAK
Presentation
•
Geography
•
10th Grade
•
Practice Problem
•
Medium
Noor Haziq
Used 1+ times
FREE Resource
10 Slides • 5 Questions
1
TINDAKAN OMBAK
by Noorhaziq
2
1. JENIS-JENIS OMBAK
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Ombak Pembina
Mempunyai damparan ombak yang kuat
Basuhan balik lemah
Kekerapan 6-10 kali seminit
Memendapkan bahan yang dibawa ke pantai
Wujud ketika laut tenang
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Ombak Pembinasa
Damparan ombak yang perlahan
Basuhan balik yang kuat
Kadar kekerapan 12-15 kali seminit
Lebih banyak menghakis
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Multiple Choice
Berapakah kadar kekerapan ombak merujuk gambar di atas
6-10 kali seminit
12-15 kali seminit
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Multiple Choice
Apakah maksud basuhan balik?
Mendapan yang dibawa oleh ombak
Ombak yang mengalir kembali ke laut
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2. TINDAKAN OMBAK MELALUI PROSES HAKISAN, PENGANGKUTAN DAN PEMENDAPAN
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PROSES HAKISAN
Tindakan Hidraul
Tindakan Kikisan dan Lelasan
Tindakan Lagaan
Tindakan Larutan
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TINDAKAN HIDRAUL
Bermaksud kuasa air laut tanpa melibatkan bahan muatan yang dibawa oleh ombak
Menyebabkan rekahan di kaki cenuram semakin luas dan dalam lalu runtuh
Gambar menunjukkan cenuram yang terhakis
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Multiple Choice
Apakah yang menyebabkan cenuram runtuh daripada tindakan hidraul?
Udara dalam rekahan termampat dan memberi tekanan yang kuat
Bahan muatan ombak seperti kerikil bergesel dengan cenuram
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PROSES PENGANGKUTAN
Hanyutan Pesisir Pantai
Golekan
Apungan
Lompatan
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Multiple Choice
Pengangkutan ombak cara apungan boleh membawa bahan-bahan di pinggir pantai seperti..
batu kerikil
batu tongkol
daun-daun
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PROSES PEMENDAPAN
Disebabkan ombak pembina
Beban yang dimendapkan datang dari sungai, bahan-bahan terhasil daripada hakisan dan proses luluh hawa
Bahan lebih besar termendap di bahagian pantai lebih dalam dan bahan lebih halus dimendapkan di pesisir pantai.
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Multiple Choice
Apakah jenis ombak yang menyebabkan pemendapan
Ombak Pembina
Ombak Pembinasa
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PDPR TAMAT
TERIMA KASIH
TINDAKAN OMBAK
by Noorhaziq
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