Ocean Surface Currents (Slides 1 & 2)
Surface currents can reach depths of several hundred meters and lengths of several thousand _____.
What are kilometers?
The East Australian Current does flow along ________?
What is the East Coast of Australia?
When currents meet landforms, they ________.
What is change direction?
_______ are stream-like movements of ocean water far below the ocean surface.
What are deep currents?
Waves are made of what two main components?
What are crests and troughs?
Global winds blowing across the Earth’s surface create what?
What are surface currents?
The East Australian Current flows _______ from the Great Barrier Reef.
What is southward?
Warm water currents begin _________ and carry warm water to other parts of the ocean.
What is near the equator?
Deep currents are mainly controlled by ______ in water density.
What are increases?
The highest point and the trough is the lowest point.
What is a crest?
The rotation of the Earth causes surface currents to move in _______?
What are curved paths?
Speeds in the core of the EAC are among the strongest in the South Pacific, up to ______!
What is 4.5 mph?
________ greatly affect the climate in many parts of the world.
What are surface currents?
Temperature and _________ affect the density of ocean water.
What is salinity?
The distance between two adjusts crests or troughs.
What is a wavelength?
Currents in the Northern Hemisphere turn clockwise because of what?
What is the Coriolis Effect?
The East Australian Current transports a staggering __________ of water southward each second.
What are 40 million cubic meters?
This causes changes in the ________ that disrupt the climate in many parts of the world.
What is an atmosphere?
The ______ of the water decreases, and the water becomes denser.
What is volume?
Waves that require a medium.
What are mechanical waves?
Currents in the Southern Hemisphere turn what way?
What is counterclockwise?
The current is almost _____ wide.
What is 100 km?
_________ create cooler climates in coastal areas that would be much warmer.
What are cold-water currents?
_________ water always flows on top of denser water.
What is less-dense?
Sound can travel through air, water, or solids, but it can't travel through a _______.
What is a vacuum?