Mapping the ocean floor

What is sonar

• Ice Cream
• Sound navigating and ranging
• Korean Pop
• Cellphones measuring distance

Scientists use ______ to determine the oceans depth.

• Submarine
• Sonar
• Helicopter
• Light

The _________ is the gradually sloping end of a continent that extends under the ocean to 350 m deep.

• continental shelf
• trench
• seamount
• abbysal plain

What is it called where the ocean floor deepens sharply and its features resemble those on land, only a much larger scale with great plains and mountains?

• abyssal plain
• continental shelf
• trench
• deep ocean basin

What is a deep, steep-sided canyon in the ocean floor?

• seamount
• trench
• continental rise
• continental slope

What is a gently sloping, shallow area of the ocean floor that extends outward from the edge of the continent?

• continental shelf
• continental rise
• continental slope
• seamount

What letter is B?

• Cont. Shelf
• Cont. Slope
• Cont. Rise
• Abyssal Plain

What is letter G?

• Mid-Ocean Ridge
• Rift
• Trench
• Cont. Shelf

What is letter A?

• Cont. Shelf
• Cont. Slope
• Abyssal Plain
• Abyssal Plain

Label C

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