HM Unit 3 Test

Front

What is a gyre?

Back

A large, circular surface-current pattern found in each ocean basin.

Front

How do water molecules move due to wave action?

Back

They rise and fall in a circular motion.

Front

Which gyre is the East Australia Current part of?

Back

South Pacific.

Front

What is the effect of the Coriolis Effect on currents in the southern hemisphere?

Back

Currents move counter-clockwise.

Front

What does wavelength represent in wave terminology?

Back

The distance between two consecutive crests or troughs.

Front

Define surface current.

Back

A horizontal movement of ocean water that is caused by wind and occurs in the upper part of the ocean.

Front

What is the California Current?

Back

A cold surface current that flows southward along the western coast of North America.

Front

Explain the Global Conveyor Belt.

Back

A large-scale ocean circulation system that moves water around the globe, driven by differences in temperature and salinity.

Front

What is wave height?

Back

The vertical distance between the crest and the trough of a wave.

Front

Define amplitude in wave terminology.

Back

The maximum distance that the particles of a wave's medium move from their rest position.