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Science Test 4


What are waves? up and down motion of the ocean caused by wind
What is a storm surge? large waves caused by strong, gusty winds
What do steady winds over the surface of the ocean cause? surface current
What happens when salty, dense water mixes with less salty, less dense water? deep-ocean current
What are the daily changes in the ocean's water level? tides
What causes tides? gravitational pull of the moon
What is the water cycle? constant recycling of liquid to gas and back to liquid
What is the process of liquid changing into gas? evaporation
What is the process of gas changing to a liquid? condensation
Water droplets that fall from the clouds form ____. precipitation
What is the place where land meets the ocean? shore zone
What is the shallow area of the ocean floor called? continental shelf
What part of the ocean resembles a steep side of a hill? continental slope
What is the large flat area at the bottom of the ocean floor called? abyssal plain
What is a deep canyon in the ocean floor called? trench
What is the mountain range on the ocean floor? mid-ocean ridge
What can form on the ocean floor when one plate slides beneath another? trench
What area of the ocean is the richest in resources? shore zone
What two factors affect the density of ocean water? temperature and amount of salt
What motion describes the way waves move? up and down
What is erosion? carrying of sand and sediment away from the shore
Why is the gravitational force of the moon on the oceans stronger than the force of the sun? the moon is closer to Earth
What is deposition? dropping or carrying of sand and sediments onto the shore
Created by: MissMeyer
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