Seafloor Spreading

What two words are BEST used to describe how the seafloor spreads?

• Magma and convection

• Earthquakes and subduction

• Magma and subduction

• Volcanoes and earthquakes

Tags

NGSS.MS-ESS2-3

What causes the crust to move?

• convection
• conduction
• tension
• radiation

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-1

The zone where one plate slides under another is called the

• Convergent zone
• Subduction zone
• Transform zone
• Mantle zone

Tags

NGSS.MS-ESS2-3

When looking at mid ocean ridges the oldest rocks are 

• In the middle
• Found close to the rift zone
• Found far from the mid ocean ridges

Tags

NGSS.HS-ESS1-5

Process by which new ocean crust forms.

• Seafloor spreading

• Continental drift

• Mid-ocean ridge

• Rift

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2

The OLDEST seafloor is located? 

• Closest to the mid-ocean ridge
• Farthest from the mid-ocean ridge

Tags

NGSS.HS-ESS1-5

What is label G

• Trench
• Mid ocean ridge
• abyssal plain
• sea mount

Tags

NGSS.MS-ESS2-3

True or False : Sea-floor Spreading adds new material to the ocean floor?

• True
• False

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2

New crust is always formed at the...

• mid-ocean ridge
• deep-ocean trench
• asthenosphere

What is label D

• Trench

• Mid ocean ridge

• abyssal plain

• sea mount

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2