Oceanography Earth Science

The __________ is the deepest known place on Earth at a depth of 11,034 meters.

• Volcano Gully

• Seamount Deep

• Ridge Valley

• Mariana Trench

Where are most deep-sea trenches located?

• Atlantic Ocean

• Pacific Ocean

• Indian Ocean

• Arctic Ocean

Which feature is indicated by the letter K?

• guyot

• continental slope

• continental rise

• trench

Which feature marks the true edge of a continent (according to oceanographers)?

• submarine canyon

• continental slope

• continental shelf

• abyssal plain

Which features of the seafloor represent the flattest part of the Earth's surface?

• deep-sea trenches

• continental margins

• mid-ocean ridges

• abyssal plains

A steep slope separating a continental shelf and a deep ocean basin.

• Continental ridge

• Continental slope

• Midocean ridge

• Abyssal plain

An underwater mountain range, formed by plate tectonics.

• Continental ridge

• Continental slope

• Midocean ridge

• Abyssal plain

Tags

NGSS.MS-ESS2-3

Which of the following supports the theory of seafloor spreading?

• Correlation of rock layers

• Crustal slab pull

• Magnetic reversals recorded in rocks

• Continuous mountain chains

Tags

NGSS.MS-ESS2-3

Seafloor spreading...

• creates new oceanic crust

• destroys or recycles crust

• creates new continental crust

• creates old crust

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

In the Atlantic ocean, where is the youngest seafloor located?

• Towards the edges, near the eastern and western continents

• Towards the middle of the ocean

• Towards the north and south poles

• Young seafloor is located randomly throughout the ocean

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3