Geography and Oceanography Terms

Front

Barrier Island

Back

Long ridge of sand separated from mainland

Front

Beach

Back

Sloping band of sand or pebbles at sea edge

Front

Longshore Bar

Back

Sand bar parallel to coast

Front

Black Smokers

Back

Vents containing iron sulfide particles

Front

Turbidity Currents

Back

Powerful underwater currents that carve submarine canyons

Front

Abyssal Plains

Back

Area where most shells settle from ocean surface

Front

Seamounts

Back

Underwater hills found near oceanic ridge systems

Front

Deep Sea Trenches

Back

Where one tectonic plate sinks beneath another

Front

Mid-Ocean Ridges

Back

Where new oceanic crust is created

Front

Fracture Zones

Back

Features that offset mid-ocean ridge segments