Plate Tectonics

What is a divergent boundary?

• cooled rock

• Two plates moving away from each other

• moving pieces of Earth's surface

• Plates moving into eachother

What is a Convergent Boundary?

• Two plates move towards each other

• Cooling and heating of earth's surface

• underwater mountain range

• earth's upper layer of the mantle

Tags

NGSS.MS-ESS2-3

What is a Transform Boundary?

• Two plates moving West

• Two plates move towards each other

• Earthquakes and volcanoes

• Two plates slip past each other

Tags

NGSS.MS-ESS2-3

What are Tectonic Plates?

• moving pieces of Earth's surface

• Two plates slip past each other

• Two plates move away from each other

• mountains and volcanoes

Tags

NGSS.MS-ESS2-3

What is a Mid Ocean Ridge?

• the deepest part of the ocean

• earth's moving pieces

• two plates subducting

• underwater mountain ranges that rise miles from the deep seafloor

Tags

NGSS.MS-ESS2-2

Where are trenches usually located?

• in the mid ocean ridge

• near the edge of continents

• in the middle of continents

• icy places

Tags

NGSS.MS-ESS3-2

How do trenches form?

• one plate is subducted beneath another.

• Divergent plates

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

What is subduction?

• when two plates are moving towards each other, and one goes under the other

• The heating and cooling of rock

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Which statement best describes convection?

• Material in the mantle heating up and rising to the surface

• Volcanoes erupt at the surface of the earth.

Are the plates still moving today?

• They moved in the past, but not anymore

• Yes, they are moving slowly and constantly