Divergent Boundary

What is a divergent plate boundary?

• A boundary between two plates that are moving apart
• A boundary between two plates that are crashing together
• A boundary between two plates that are sliding past each other
• A boundary between two plates that are not moving

Tags

NGSS.MS-ESS2-3

What causes seafloor spreading to occur?

• Old crust is destroyed at divergent boundaries.
• New crust forms at divergent boundaries, pushing old crust outwards.
• Old crust pushes new crust towards divergent boundaries.
• New crust forms as plates move over hotspots.

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2

Which of the following boundaries is a divergent boundary?

• The boundary between the Nazca Plate and the Pacific Plate

• The boundary between the South American Plate and the Nazca Plate

Tags

NGSS.MS-ESS2-3

What feature forms near divergent boundaries between two pieces of oceanic crust?

• Mid-ocean ridge
• Non-volcanic mountain
• Continental rift valley
• Trench

Tags

NGSS.MS-ESS2-3

What causes paleomagnetic stripes to form on the ocean floor?

• Different types of rock form in different locations on the ocean floor.
• Earth's magnetic field reverses while seafloor spreading occurs.
• Earth's magnetic field has been getting stronger over millions of years.
• Earthquakes cause Earth's magnetic field to reverse.

Tags

NGSS.HS-ESS2-1

When a divergent boundary happens under continental crust, it's called a:

• Rift Valley

• Block Mountain

• Folded Mountain

• Mid-Ocean Ridge

Tags

NGSS.MS-ESS2-2

When a divergent boundary occurs underneath the ocean, it's called a:

• Rift Valley

• Ocean Ridge

• Subduction Zone

• Fault Block Mountain

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2

What do you expect to find at a mid-ocean ridge?

• relative young rocks

• reverse fault

• thick accumulation of sediments

• very ancient rocks

Tags

NGSS.MS-ESS2-3

Tectonic Plate movement is caused by ______________.

• the rotation of the Earth

• ocean tides

• convection currents in the mantle

• the moon's gravity

Tags

NGSS.MS-ESS2-3

In which type of boundary do the plates move away from each other?

• convergent
• normal
• divergent
• transform

Tags

NGSS.MS-ESS2-3