Ocean Surface Currents (Slides 1 & 2)
Streamlike movements of water that occur at or near the surface of the ocean are called...
Surface Currents.
where does The East Australian Current does flow along?
The East Coast of Australia
What do surface do when they meet land
they change direction
what are stream-like movements of ocean water far below the ocean surface?
Deep Currents
what 2 components make waves?
crests and troughs
Global winds blowing across the Earth’s surface create what...
surface currents
The EAC is how wide...
100km
where do warm water currents begin near?
the equator
Deep currents are mainly controlled by what?
increase in water density
a crest is located at what point?
the highest point
surface currents are controlled by what 4 factors
global winds, the Coriolis effect,
continental deflections, and the water
temperature.
The East Australian Current transports how many cubic meters of water...
40 million cubic meters of water
what do surface currents do to lands?
change the temperature
what happens when ocean water becomes saltier or colder?
it gets denser
the trough is located at what point?
lowest point
the rotation of the Earth causes surface currents to ...
move in curved paths
What shape is the EAC ?
a ribbon shape
What is Continental Deflection?
When surface current meets landforms and change directions.
Less dense water flows wherein the water?
near the top
what is the distance between two adjust crests or troughs?
wavelength
currents in the Northern Hemisphere turn
clockwise
is the EAC conducive to surfing?
no sir
is Iceland surrounded by a warm surface current or a cold one?
warm
denser water moves along the what?
ocean floor
what is the vertical distance between a wave's crest and its trough?
Wave height