Ocean Surface Current
Streamlike movements of water that occur at or near the surface of the ocean.
What are surface currents?
The EAC flows southward of this reef.
What is the Great Barrier Reef?
_____ currents affect climate in many parts of the world.
What are surface currents?
________ are stream-like movements of ocean water far below the ocean surface.
What are deep currents?
A wave is defined as a transfer of _______.
What is energy?
______ blowing across the earth's surface causes surface currents
what are global winds?
In "Finding Nemo" they interpret the EAC to be a tube, but it is more like a ______.
What is a ribbon?
When currents meet landforms, they change direction. This is known as ______.
What is continental deflection?
This causes deep water currents.
What is the increase in water density?
Wave height is the _______ distance between a wave's crest and its trough.
What is vertical?
This causes currents in the Northern Hemisphere to turn clockwise while currents in the Southern Hemisphere turn counterclockwise.
What is the Coriolis Effect?
This current transports a staggering 40 million cubic meters of water southward each second.
What is the Eastern Australian Current?
Warm water currents begin near ______.
What is the Equator?
These two things affect water density in the ocean.
What are temperature and salinity?
Waves are made of two main components ________ and ________
What are crests and troughs?
Along with winds, the Earth _______ causes surface currents to move in curved paths rather than straight lines.
What is the earth's rotation?
Speeds in the core of the EAC are among the ______ in the South Pacific.
What is the strongest?
Warm-water currents create _____ climates in coastal areas that are cooler
What is warmer climate?
Starting at a depth of about 200 meters, the water temperature becomes colder as the _____ increases.
What is depth?
The distance between two adjusts crests or troughs.
What is a wavelength?
These are the four factors that control surface currents.
What are Global winds, the Coriolis effect,
continental deflections, and the water
temperature?
The EAC can travel around up to ____ mph.
What is 4.5 mph?
Cold water currents begin closer to the _____ and carry cool water to other parts of the ocean.
What are the poles?
The denser water moves along the ocean floor and eventually travels toward the _______ in the form of a deep current.
What is the Equator?
Ocean waves are called mechanical waves because they travel through a _______.
What is a medium?