{ Oceans Vocabulary Brooke Ard Griggs Road Elementary

  continental shelf: shallow, underwater edge of Earth’s land mass   continental slope: steep slope where the continental shelf drops to the bottom of the ocean floor   ocean basin: located on either side of the mid-ocean ridge; made up of low hills and flat plains   beach: a shoreline where the ocean meets the land   barrier island: naturally occurring islands that protect the mainland from wave erosion   estuaries: the area where a river meets the ocean Vocabulary

  wave: the repeated movement of water   current: flowing streams of water that move continually through the ocean in a specific direction   longshore current: currents that flow along the shoreline and carry sand from one location to another   tide: the regular rise and fall of the ocean water as a result of the moon’s gravitational pull on Earth   conservation: the wise use of Earth’s natural resources   pollution: anything that harms the natural environment Vocabulary Continued

Continental and Oceanic Landforms DescriptionContinentalOceanic Low land between hills or mountains ValleyRift Deep valley with high, steep sides CanyonTrench An opening in the surface from which lava flows VolcanoSeamount and Volcanic Islands- example: Hawaiian Islands Land which rises high above the ground Mountain RangeMid-ocean ridge Wide, flat areas of land PlainsAbyssal Plain Continental vs. Oceanic Landforms

Effects of tides, waves, currents, and storms on the Ocean Shore Zone BeachesBarrier IslandsEstuariesInlets Tides Bring in sand, shells, sediments and leave them behind Brings in sediments and sea life that feed life in estuary Amount of water changes Waves Weather and erode shoreline; can deposit sand Changes shape of BI by deposition Deposit sand in estuaries X Currents Move sand from one place to another X Change shape of opening Storms Cause wave action that removes sand Change shape of opening Effect on Ocean Shore Zone

Comparison of Water Movement

Waves