Oceans

a long, narrow hilltop with an edge

• Trench

• Gulf Stream

• Ridge

• Crest

a warm ocean current that flows from the Gulf of Mexico parallel with the U.S. coast toward Newfoundland, Canada, and then continues across the Atlantic Ocean toward northwestern Europe as the North Atlantic Drift.

• Ridge

• Gulf Stream

• Tsunami

• Fetch

a long, high sea wave caused by and earthquake in the ocean

• Crest

• Tides

• Gyre

• Tsunami

a long narrow ditch

• Crest

• Gyre

• Trench

• Ridge

the top of something, especially if it is pointed

• Crest

• Trough

• Currents

• Fetch

the distance traveled by wind or water

• Crest

• Fetch

• Tsunami

• Trench

air, water, or electricity moving in a specific direction

• Crest

• Tides

• Ridge

• Currents

low space between two wave crests

• Trough

• Crest

• Gyre

• Trench

the rising and falling of the ocean as water os attracted by gravity to the moon and the sun

• Ridge

• Gyre

• Tides

• Crest

a spiral or circular organization

• Current

• Trough

• Tides

• Gyre