Ocean Surface Currents (Slides 1 & 2)
Stream like movements of water that occur at or near the surface of the ocean are called _______
Surface Currents
Is the current smaller or larger in the movie
Smaller
Do Surface currents effect the climate
Yes
_______ are stream-like movements of ocean water far below the ocean surface
Deep Currents
What are the 2 components waves are made of
Crests and troughs
Global winds blowing across the Earth’s surface create _______
surface currents
What does the East Australian Current flow along
The East coast of Australia
Do warm-water currents create warmer or colder climates
Warmer
Cold air chills the _______ at the surface, causing them to move closer together.
Water molecules
A _____ is the highest point
Crest
What is one of the longest surface currents
The Gulf Stream
What direction does the East Australian Current flow in
South
Warm water currents begin near the ______ and carry warm water to other parts of the ocean.
Equator
Deep currents are controlled by wind and the Coriolis effect.
False
A wavelength is the ______ between two adjust crests or troughs.
Distance
Because of the Coriolis Effect, currents in the _____________ turn clockwise
Northern Hemisphere
The East Australian Current transports a staggering ________ cubic metres of water southward each second
40 million
Is the costal area in Iceland warmer or cooler then the San Fransisco costal area
Cooler
What affects the density of ocean water
Temperature and salinity
The vertical distance between a waves crest and its trough is called a
Wave height
What are the 4 factors surface currents are controlled by
lobal winds, the Coriolis effect, continental deflections, and the water temperature.
The East Australian current is almost ______ wide, and more than 1.5 km deep
100 km
What is it called when a currents meets a landform, and changes direction
Continental deflection
Starting at a depth of about 200 meters, the water temperature becomes colder as the.
Depth increases
Waves move in a Cubic pattern.
False