Surface Currents
Streamlike movements of water that occur at or near the surface of the ocean.
Surface Currents
it flows________from the Great Barrier Reef.
Southward
If Earth's surface were covered only with water, currents would travel in a _____ pattern
fixed
____ _______ are stream-like movements of ocean water far below the ocean surface.
Deep currents
Waves are made of ____ main components
two
_____winds blowing across the Earth’s surface create surface currents.
Global
The East Australian Current transports a staggering __ million cubic meters of water each second.
40
When currents meet _______, they change direction
land forms
Deep currents are mainly controlled by increases in _____ ________
water density
A crest is the ______ point
highest
Surface currents flow like______
Rivers
what direction does the east Australian current flow?
southward
This is known as _______ _______.
continental deflection
Starting at a depth of about __ meters, the water temperature becomes colder
200
the trough is the ______ point.
lowest
Surface currents are controlled by how many factors
Four
The current is almost _____ wide.
100 km
Surface currents greatly affect the ________ of many places.
climate
The ____ water moves along the ocean floor
denser
Wave height is the ______ _______ between a waves crest and its trough.
vertical distance
One of the longest surface currents
The Gulf Stream
Speeds in the core of the EAC can get up to ________.
4.5 mph
why is Iceland milder than Greenland?
warm water current
what type of water always flows on top of denser water?
Less-dense water
Ocean Waves form because of ______ between the wind and the surface of the water.
friction