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Agree Disagree. Most waves in the oceans are caused by wind. 1._______ ________. The moon has enough gravity that it pulls on the water on Earth. 2._______ ________. A tide is caused by an underwater Earthquake. 3._______ ________. - PowerPoint PPT PresentationTRANSCRIPT
Agree Disagree
1._______ ________
2._______ ________
3._______ ________
5._______ ________
4._______ ________
Most waves in the oceans are caused by wind
The moon has enough gravity that it pulls on the water on Earth
A tide is caused by an underwater Earthquake
The Atlantic Ocean has the largest waves of any ocean.
Electricity can be generated from waves and tides
Chapter 8, sec. 1-2Waves and Tides
I. WavesA. Wave – movement of energy through a substance.
1. Most ocean waves are caused by wind
II. Waves at the ShoreA. Tsunami – large ocean wave caused by an earthquake
http://www.youtube.com/watch?v=SCn6H3JKY4M&feature=fvst
B. Longshore Drift – waves move sand down a beach at an angle (erosion)
http://www.youtube.com/watch?v=8Vrj3Rpyo6s
I. Causes of TidesA. Tide – the daily rise or fall of ocean water on Earth’s coastlines caused by sun & moon
http://www.youtube.com/watch?v=QcbN9SVkqYU
III. Importance of TidesA. Many organisms are dependent on the movement of tides
1. Ex: spreading nutrients
B. Hydroelectric power can be created from the movement of tides
http://www.youtube.com/watch?v=tSBACzRE3Gw&feature=related
http://www.youtube.com/watch?v=rQtMPdLZ2L4&feature=related
Agree Disagree
1._______ ________
2._______ ________
3._______ ________
5._______ ________
4._______ ________
Most waves in the oceans are caused by wind
The moon has enough gravity that it pulls on the water on Earth
A tide is caused by an underwater Earthquake
The Atlantic Ocean has the largest waves of any ocean.
Electricity can be generated from waves and tides