Currents Flashcards
1
Q
What is a current?
A
A current is a direct and continuous movement of seawater in the ocean.
2
Q
What is a rip current?
A
Water builds up at the top of a beach. They are an energy source in the coastal environment.
3
Q
What is upwelling?
A
When cold water is moved up to the surface of the ocean
4
Q
What is downwelling?
A
surface water is pushed down to deeper in the ocean
5
Q
What is thermohaline circulation?
A
Global movement of water known as the great conveyer belt. Cold water rises while warm water sinks.
