Ocean Surface Currents
Streamlike movements of water that occur at or near the surface of the ocean.
Surface Currents.
The Great Barrier Reef.
When currents meet landforms, they change directions. What is this called?
Continental deflection.
__________ and salinity affect the density of ocean water.
Temperature
The distance between two adjust crests or troughs.
Wavelengths.
Surface Currents are controlled by 4 factors. Name 2 of these factors.
Global winds, the Coriolis Effect, continental deflections, and the water temperature.
The EAC is almost 100 km wide, and more than _____ km deep.
1.5 km deep
Warm water currents begin near where?
The equator.
Stream-like movements of ocean water far below the ocean surface.
Deep Currents.
The lowest point of the wave.
Trough.
The ________ Effect causes Surface Currents to move in curved paths.
Coriolis
The current that flows along the East Coast of Australia.
East Australian Current. (EAC)
________ Currents affects the climate in many parts of the world.
Surface
Deep currents are mainly controlled by increases in water _______.
Density
Waves are made of two main components - ______ and _______.
Crests and troughs.
Which surface current flows from Florida to Iceland?
The Gulf Stream.
The East Australian Current transports ____ million cubic metres of water southward each second.
40
Cold water currents begin closer to where?
The poles.
Surface Currents carry warmer, less dense water from the ________ to the ______.
Equator to the poles.
The highest point of a wave.
Crest
Surface Currents travel in _______ patterns around the Earth.
Distinct.
Speeds in the East Australian Current can reach up to ____ miles an hour.
4.5 miles and hour
Currents do NOT travel in _____ patternss.
Fixed
Deep currents carry colder, denser water along the ocean floor from the ______ to the ________.
Poles to the equator.
The vertical distance between a wave's crest and its trough.
Wave height.