Ocean Surface Currents (Slides 1 and 2)
Surface currents are controlled by four factors__
global winds, the coriolis effect, continental deflections, and the water
The East Australian Current does flow along the__
east coat of Australia
When currents meet__they change direction
landforms
Deep currents are__like movements
stream
Waves are made of__main components
the gulf stream transports__times more water than all the rivers in the world
25
which way does the Australia river flow__
southward
Warm water currents begin near the__and carry warm water to other parts of the ocean.
equator
Deep currents are mainly controlled by__in water destiny
increace
A__ is the highest point of a wave
crest
Surface currents can reach depths of__
several hundred meters
Speeds in the core of the EAC are among the strongest in the South Pacific up to__
4.5 mph an hour
Cold water currents begin closer to the poles and carry cool water to other parts of the__
ocean
Temperature and salinity affect the__ of ocean water
density
A wavelength is the__two adjust crests or troughs
distance between
Just as with winds, the rotation of the Earth causes__
surface currents to move in curved paths rather than straight lines
The East Australian Current transports a staggering __ cubic metres of water southward each second.
40 million
Some surface currents warm and some__
cool
Ocean water gets denser when it becomes__
saltier or gets colder
Mechanical waves are waves that require a__
medium
ecause of the Coriolis Effect, currents in the Northern Hemisphere turn__
clockwise
the australlian coast is almost__ wide
100 km wide
Warm-water currents create__ in costal areas
warmer climates
Starting at a depth of about__ meters the water temperature becomes colder as the depth increases
200
Sound can travel through air, water, or__ but it can't travel through a vacuum
solids