Sea-floor spreading notebook check

An underwater mountain range that is an oceanic spreading center. Responsible for the creation of new ocean floor.

• trench

• mid-ocean ridge

• abyssal plain

• continental shelf

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Device that uses sound waves to measure distance to an object

• sonar

• sound booth

• rope

• convection

This is molten rock

How much does sea-floor spreading at crust.

• continually

• when there is an opening

• never

• only once a month

What happens to the magma once it hits the ocean floor

• cools and turns to rock

• cools and sinks back down

• heats up and turns to lava

• heats up and rises

The process in which crust sinks back into the mantel

• subduction

• sea-floor spreading

• mid-ocean ridge

• continential drift

Tags

NGSS.MS-ESS2-3

The process in which new crust is added to the ocean floor

• subduction

• sea-floor spreading

• mid-ocean ridge

• continential drift

The landform that is an underwater canyon

• deep-ocean trench

• mid-ocean ridge

• volcano

• subduction

Where is the newest rock

• the middle

• the edge

Tags

NGSS.MS-ESS1-4

What is this a model of

• sea-floor spreading

• subduction

Tags

NGSS.MS-ESS2-3