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Grade 5 C-4 Sci. Def

Chapter 4 Exploring the Oceans

TermDefinition
salinity Saltiness of the ocean
water pressure The weight of water pressing on an object
wave The up-and-down movement of surface water
current A stream of water that flows like a river through the ocean
tide The repeated rise and fall in the level of the ocean
shore The area where the ocean and land meet and interact
headland Rocky point along a shore
tide pool A pool of seawater found along a rocky shoreline
jetty A wall-like structure made of rocks that sticks out into the ocean
scuba Underwater breathing equipment; the letters stand for self-contained underwater breathing apparatus
submersible An underwater vehicle
sonar A device that uses sound waves to determine water depth
desalination The process of removing salt from sea water
Created by: scscolts
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