Ch 18 Ocean Motion

Front

Which has the greatest effect on tides?

Back

The moon because it is less than 250,000 miles away.

Front

Surface currents moderate global temperatures by....

Back

moving warm water from the equator.

Front

How many high tides and low tides are there in a day? Options: one each, two each, three each, four each

Back

two each

Front

Horizontal distance between two wave crests is the

Back

wavelength

Front

The lowest point on a wave is the

Back

trough

Front

Distance from the crest to trough of a wave is called

Back

wave height

Front

The highest point on a wave is the

Back

crest

Front

In the Northern Hemisphere, currents curve to the right because of the

Back

Coriolis Effect

Front

What is the main cause of Gulf Stream movement? Options: Storms, winds that blow now and then, winds that blow in the same direction regularly, the moon's gravity

Back

winds that blow in the same direction regularly

Front

Currents that flow FROM the poles towards the equator are usually

Back

cold