Submarine canyons may have formed as river valleys during the ice age?

How are valleys,canyons,delta,sea arch,sea caves and beaches formed?

please help i will give u all 2 thums up if you answer it
Answer:

valleys- river canyans-river delta- river ( sand piles up from river) the rest rivers all river from erosion and weathering

Katie James at Yahoo! Answers Visit the source

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erosion you can't give 2 thumbs up the computer won't allow it lol

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Its is a very broad qquestion to be answered here. pl. refer some basic geology books as per your background. If you are in school pl. refer to your basic geography books as graduate level geology books might make you more confused. thnks

mandira_nk

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