Ocean Review

Rolling waves with a large horizontal distance between crests have a long

• have height
• wavelength
• frequency
• trough

Groins are built to reduce the effect of

• tsunamis
• longshore drift
• rip currents
• deep currents

Ocean water is more dense than freshwater at the same temperature because of

• pressure
• Coriolis effect
• upwelling
• salinity

Wind and currents move in curved paths because of

• the Coriolis effect
• longshore drift
• wave height
• tides

Cold and warm ocean water is carried around the world by

• Spring Tides
• Neap Tides
• Currents
• Tsunamis

A smooth, nearly flat region of the ocean floor is called a(n)

• trench
• mid-ocean ridge
• abyssal plain
• seamount

Free swimming animals that can move throughout the water column are called

• plankton
• benthos
• coral
• nekton

An area where rivers flow into ocean and fresh water and salt water mix is a(n)

• tide pool
• hydro-thermal vent
• estuary
• kelp forest

hydrothermal vents are located

• in coral reefs
• in the intertidal zone
• in kelp forests
• in the deep zone

The vertical distance between the highest and lowest points of a wave is called

• wavelength
• wave height
• crest
• trough