Tides the table at the right shows the times for high tide and low tide of one day. The markings on the side of the local pier showed a high tide of 7ft and a low tide of 4ft on the previous day.
tide chart

High tide	4:03am
Low tide	10:14am
High tide	4:25pm
Low tide	10:36pm

a. What is the average depth of water at the pier? What is the amplitude of the variation from the average depth?

b. How long is one cycle of the tide?

Answer rating: 100% (QA)

aWhat is the average depth of water at the pierWhat is the am... View the full answer