Final Exam Review Units 4-7

Front

What are the three different types of tidal cycles?

Back

Diurnal, Semidiurnal, Mixed

Front

Why aren’t submarines affected by waves?

Back

They operate below the wave base.

Front

What is an ebb tide?

Back

Ebb tide is going out.

Front

What type of breaker is produced from a steeply sloping bottom?

Back

Surging breaker.

Front

What are the benefits of healthy barrier islands?

Back

They provide unique habitat, are biodiverse, protect land further inland from wave erosion, and run parallel to the coastline.

Front

Define 'Diurnal tide'.

Back

A tidal cycle with one high tide and one low tide each lunar day.

Front

Define 'Semidiurnal tide'.

Back

A tidal cycle with two high tides and two low tides each lunar day.

Front

Define 'Mixed tide'.

Back

A tidal cycle that exhibits characteristics of both diurnal and semidiurnal tides.

Front

What is the wave base?

Back

The depth below which wave motion is negligible, typically about half the wavelength.

Front

What is a plunging breaker?

Back

A type of wave that breaks with a sudden drop, typically occurring on steep beaches.