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chapter 8.2

Oceans Waves and Tides

Even if you dive below a wave you still feel some of the waves _____. Energy
The _____ is the highest part of a wave. Crest
Wind caused waves that roll onto a beach are often called _____ ______. Surface waves
Three factors effect the size of surface waves _____, _____, and ______. Wind speed;time;distance
The motion of water particles in a wave are _____. Circular
As depth increases the circular motion _____. Decreases
At a certain depth called _____ _____ wave motion stops. Wave base
As the base of a wave drags on the seafloor, the wave's speed _____. At the same time, the wavelengths shorten and the waves height _____. Decreases;increases
A ______ is a wave that forms when an ocean disturbance suddenly moves a large volume of water. Tsunami
As a tsunami approaches shore, it slows down and grows _____. Higher
_____ can cause lots of damage. Tsunami's
___ ______ is the average level of the ocean's surface at any given time. Sea Level
____ are the periodic rise and fall of the oceans surface caused by the gravitational force between the Earth and the Moon, and the Sun. Tides
The gravitational force that causes the largest ______ is between the Earth and the Moon. Tides
The coastlines of continents, the shape and the size of an oceans basins, and the depth of the oceans affect _____. Tides
The difference in water level between a high tide and a low tide is the _______. Tidal Range
A _______ has the largest tidal range and occurs when Earth, the Moon, and the Sun form a straight line. Spring Tide
A _______ has the lowest tidal range and occurs when Earth,the Moon, and the Sun form a right angle. Neap Tide
Created by: hodsoale7806