Ocean Floor Test

Valleys cut deep into the ocean floor

• Plankton

• Salinity

• Surface Current

• Ocean Trench

Flat, deep, and smooth part of the ocean floor. Cold temperatures are found here.

• Continental Shelf

• Abyssal Plain

• Continental Slope

• Seamounts

Underwater Volcanoes and Mountains?

• Seamounts

• Mountain Ridge

• Coastal Plains

• Abyssal Plains

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

gently sloping shelf of land extending from the shoreline to the continental edge

• Continental Slope

• Continental Shelf

• Continental Rise

• Abyssal Plain

Sharp underwater hill connecting the continent to the ocean floor?

• Ocean

• Coral Reef

• Plankton

• Continental Slope

The Mariana __________ is the deepest known part of the ocean floor

• Volcanoe

• Seamount

• Ridge

• Trench

Which best represents the order of seafloor features as you move from the shoreline to the deep ocean?

•  Continental slope – continental shelf- continental rise – mid-ocean ridge
•  Continental rise – continental shelf – mid-ocean ridge -  continental slope
•  Continental shelf – continental slope – continental rise – mid-ocean ridge
•    Mid-ocean ridge – continental rise – continental shelf- continental slope

Seamount is similiar to...

• a volcanic island
• a small mountain or volcano
• The Great Plains
• The Grand Canyon

What is the difference between a volcanic island & a seamount?

• A volcanic island rises above the water & a seamount does not
• A seamount rises above the water & a volcanic island does not
• Both the seamount & volcanic island are underwater
• Both the seamount & the volcanic island rise above the water

Scientists use ______ to determine the oceans depth.

• Submarines
• Sonar
• Helicopters
• Radiowaves