Chapter 14 Ocean Floor

What percent of the Earth's surface is covered in water?

• 71
• 82
• 50
• 63

What is the steep slope at the edge of the continental shelf?

• seamount
• mid-ocean ridge
• continental slope
• rift zone

What are underwater mountain ranges called?

• continental shelf
• mid-ocean ridges
• abyssal plains
• continental slopes

Where is the shallowest part of the ocean floor?

• continental slope
• continental shelf
• abyssal plains
• rift zones

What is the flat land located on either side of the mid-ocean ridge?

• continental slope
• continental shelf
• abyssal plain
• ocean basin

What is the deepest part of the ocean basin?

• abyssal plains
• trenches
• rift zones
• mid-ocean ridge

Sediment settles in this area called the continental _____

• rise

• slope

• shelf

Scientists use ______ to determine the ocean's depth.

• Long ropes

• Sonar

• Helicopters

• Snorkeling

A __________ is the area in an ocean basin where new ocean floor is formed

• sea mount
• continental shelf
• mid ocean ridge
• continental slope

Label A

• continental slope
• continental shelf
• abyssal plain
• sea mount