PPT-Currents, Tides, Waves Surface currents – move horizontally or parallel to the earth’s

Created by Winds Coriolis Effect The shifting of ocean currents and surface winds from their expected paths caused by the rotation of the earth Gulf Steam ocean current in the northern Atlantic ocean brings warm water from Africa to the Americas. Tides. Tides are the daily changes in the elevation of the ocean surface. Tides are the daily rise and fall of the Earth’s waters on its coastlines.. Tides are caused by the interaction of the Earth, the moon and the sun.. Overview. What is a Tide?. Types of Tides – Spring and Neap. High and Low Tides. Rule of Twelfths. Calculation of Tides at Secondary Ports. Calculation of Currents at Secondary Stations. Tide Races and Over falls . The Motion of the Ocean…. Marine Science. Day 1: . Atmospheric Circulation . Objectives. :. What is physical oceanography?. What are the layers of the atmosphere?. Explain how the surface of the Earth is heated.. 6. th. Grade Earth Science. Currents. A current is a large stream of water that flows through the ocean. . Two types of currents. Surface Currents Deep Currents. Causes . of Tides. Tidal Variations. Lunar Day and Frequency . of . Tides. Monitoring Tides. Tides. Wikimedia FoxyOrange [. CC BY-SA . 3.0. Tides are not explicitly included in the NGSS Performance Expectations. . Waves. A . Wave. is a . rhythmic. . movement. that carries . energy. through matter or space.. In oceans, waves move through . seawater. Waves. Caused by. :. Wind. Earthquakes. Gravitational force of the Moon and Sun.. CAPT . Emil Petruncio. U.S. Naval Academy. Oceanography Department. Maury Project . July . 2016. Objectives. Define terms used to describe tides. List and define the forces that cause tides. Describe tide measurements and the use of harmonic tidal constituents to predict tides. Datums. plus some NOS Resources. Marti . Ikehara. , Geodetic Advisor. NOAA’s NGS, Sacramento. Marti.ikehara@noaa.gov. CLSA Sonoma County chapter meeting, Feb 2013. 1. 12. King Tide, Humboldt Bay, Dec ‘12 event. Earth/Space. S.W.B.A.T.. Explain how winds and the . Coriolis. effect influence surface currents. Discuss the temperatures of coastal waters. Describe density currents and how they affect Earth. Surface Currents. Highways in the Sea. What forces are responsible for currents?. Wind. : transfers energy through friction on surface; causes currents and waves. Sea level. : steeper slope=greater pressure gradient=drives a larger, faster current. their highest point of the day and fall to their lowest point . every 12.5 hours. . The tides result from the rotation of Earth on its axis as gravity . from the moon and the sun pull on Earth and its water. Think . A wave is any disturbance that transmits energy through matter or empty space.. Energy can be carried away from it’s source by a wave. As a wave travels, it does work on everything in it’s path. Study Jams Video. What Are Tides?. Tides are the daily . rise. and . fall. of Earth’s . waters. on its coastlines. . Tides . occur in . all . bodies of . water.. TidesTIDESThe periodic rise and fall of the sea level under the gravitational pull of the moon Tides are one of the most reliable phenomena in the world As the sun rises in the east and the stars come