Ocean Surface currents
Streamlike movements of water that occur at or near the surface of the ocean are called
Surface currents
The East Australian Current does flows along...
The east coast of Australia
If Earth's surface were covered only with water, currents would travel in a _____ pattern across the Earth,
fixed pattern
Deep currents are _____ movements of ocean water far below the ocean surface
Stream-like
Waves are made of what two components...
crests and troughs
The Gulf Stream, which is one of the longest surface currents, transports ____ times more water than all of the rivers in the world
25
Speeds in the core of the EAC are among the strongest in the South Pacific, up to ___ mph an hour.
Warm water currents begin near the...
Equator
Deep currents are ______ controlled by wind or the Coriolis effect.
NOT
A crest is the ____ point
Highest
Surface currents are controlled by four factors:
global winds, the Coriolis effect, continental deflections, and the water temperature.
The East Australian Current transports a staggering ____ million cubic metres of water
40 million
Cold water currents begin...
near the poles and carry cold water through currents.
Deep currents are mainly controlled by increases in...
Water Density
A trough is the _____ point
Lowest
Surface currents can reach depths of several hundred meters and lengths of several thousand ___.
Kilometers
The current is almost _____ km wide
100
Surface currents greatly affect the _____ in many parts of the world
Climate
Ocean water gets ______ when it becomes saltier or gets colder.
Denser
A _____ is the distance between two adjust crests or troughs
Wavelength
Just as with winds, the rotation of the Earth causes surface currents to move in ____ paths rather than straight lines.
curved
The current is more than _____ km deep
1.5 km deep
Warm-water currents create _________
Warmer Climates
Cold air at the surface of the water cause the molecules to move...
Closer together
______ is the vertical distance between a waves crest and its trough.
Wave height