Oceanography

The Coriolis Effect is caused by

• Earth rotating around the sun
• Earth rotating on its axis
• The tides
• Gravity

Warm ocean currents generally come from

• The North Pole
• The South Pole
• The Equator
• Both A and B

Two types of water currents are

• local and global
• sea and land
• surface and deep
• warm and cold

Why are surface currents at the surface of the ocean?

• colder temperature
• colder temperature & more salinty
• warmer temperature & less salinty
• less salinty

As you go deeper in the ocean, the water is colder and less salty.

• True
• False

Which of the following causes water from deep currents to rise to the surface to replace warm currents?

• evaporation
• freezing of the surface of the water
• upwelling
• squeezing solids out of the ice down into the water below

Temperature and salinity affect the ______ of water.

• none of the other choices
• wave speed
• depth
• density

Water that has greater density ______ .

• sinks
• rises
• spins clockwise
• is warmer

What is the only part of the ocean floor without tectonic activity?

• continental slope
• continental margin
• seamount
• abyssal plain

Why is there high salinity in the Mediterranean Ocean?

• precipitation
• evaporation
• volcanoes
• deposition