Oceans Review

Estuaries...

• Is the area where the land meets the sea
• Are not effected by waves
• Are not effected by tides
• Are a mixture of saltwater and freshwater

The abyssal plain...

• Is the deepest part of the ocean
• Is an underwater volcano
• Is deeper than any valley on Earth
• Is the flat gently sloping, smooth area of the ocean floor

The process of removing salt from sea water.

• desaliniation
• salinity
• ocean water
• purification

Which factor is MOST responsible for the ocean tides?

• the wind
• earthquakes
• the moon's gravity
• density differences in water

Tags

NGSS.MS-PS2-4

What is the cause of most ocean surface currents? 

• gravity
• the wind
• the moon
• upwellings

Tags

NGSS.MS-ESS2-6

What happens to pressure as you go deeper into the ocean? 

• increases
• decreases
• stays the same
• doubles

Slow-moving, cold currents may rise to the surface. This _____of cold water carries food particles to the    surface, resulting in areas of good fishing.

• upwelling
• crest
• tide
• trough

Which is used to measure ocean depth?

• bottom dredges

• nets

• sonar

• tidal patterns

Which statement best describes an estuary?

• An estuary is the extension of a continent located underwater.
• An estuary is land that is exposed at low tide and is underwater at high tide.
• An estuary is a partly enclosed body of water where a river meets the ocean.
• An estuary is a deep body of water that contains large animals.

The diagram shows a boat using sonar to gather information in the ocean. What is most likely being measured with this technology?

• ocean depth
• ocean temperature
• pH level
• turbidity level
  

Tags

NGSS.MS-PS4-2