Boundaries II Famous Landforms 100 100 100 100 100 200 200 200 200 200 Eleanor M. Savko Plate Tectonics Evidence Boundaries I Boundaries II 1/3/2019 Boundaries III Famous Landforms 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500

Holes drilled several kilometers into Earth’s crust provide direct evidence about Earth’s interior in the form of Seismic waves Rock samples Liquid iron Volcanic eruption Eleanor M. Savko 1/3/2019 b

Eleanor M. Savko 1/3/2019 b) Rock samples

Geologists obtain indirect evidence about Earth’s interior by Eleanor M. Savko Geologists obtain indirect evidence about Earth’s interior by Measuring pressure differences at Earth’s surface Estimating temperature inside earth Directly looking under the many layers Recording and studying seismic waves 1/3/2019

d) Recording and studying seismic waves Eleanor M. Savko 1/3/2019 d) Recording and studying seismic waves

Type of heat transfer within a liquid. Eleanor M. Savko 1/3/2019 Type of heat transfer within a liquid.

What is convection (currents)? Eleanor M. Savko 1/3/2019 What is convection (currents)?

Eleanor M. Savko 1/3/2019 In sea-floor spreading, molten material rises from the mantle and erupts here.

What is at a mid-ocean ridge? Eleanor M. Savko 1/3/2019 What is at a mid-ocean ridge?

Name 3 of the 4 pieces of evidence for Continental Drift Eleanor M. Savko 1/3/2019 Name 3 of the 4 pieces of evidence for Continental Drift

Continents fit like puzzle pieces Eleanor M. Savko 1/3/2019 Continents fit like puzzle pieces Same plant and animal fossils on different continents. Same mountain ranges on different continents 4. Glacial scrapes/tropical fossils found in artic climates

Name the man that discovered sea-floor spreading. Eleanor M. Savko 1/3/2019 Name the man that discovered sea-floor spreading.

Eleanor M. Savko Who is Harry Hess? 1/3/2019

When plates pull apart you get this type of boundary. Eleanor M. Savko 1/3/2019 When plates pull apart you get this type of boundary.

Eleanor M. Savko 1/3/2019 What is divergent?

Eleanor M. Savko 1/3/2019 DAILY DOUBLE!!!

The part of the mantle that is made of soft rock that bends like plastic. Eleanor M. Savko 1/3/2019

What is the asthenosphere? Eleanor M. Savko 1/3/2019 What is the asthenosphere?

This process continually adds new crust to the ocean floor along both sides of a mid-ocean ridge. Eleanor M. Savko 1/3/2019

What is the sea-floor spreading? Eleanor M. Savko 1/3/2019 What is the sea-floor spreading?

This happens when oceanic crust bends down toward the mantle. Eleanor M. Savko 1/3/2019 This happens when oceanic crust bends down toward the mantle.

Eleanor M. Savko 1/3/2019 What is subduction?

When two plates collide. Eleanor M. Savko 1/3/2019 When two plates collide.

Who is a convergent boundary? Eleanor M. Savko 1/3/2019 Who is a convergent boundary?

When two plates slide past one another. Eleanor M. Savko 1/3/2019 When two plates slide past one another.

What is a transform boundary? Eleanor M. Savko What is a transform boundary? 1/3/2019

Why one plate subducts under another. Eleanor M. Savko 1/3/2019 Why one plate subducts under another.

Eleanor M. Savko 1/3/2019 What is density?

The denser type of crust. Eleanor M. Savko 1/3/2019 The denser type of crust.

Eleanor M. Savko 1/3/2019 What is oceanic crust?

Eleanor M. Savko 1/3/2019 Scientists think that this liquid layer of iron and nickel produces Earth’s magnetic field .

Eleanor M. Savko What is the outer core? 1/3/2019

Eleanor M. Savko 1/3/2019

What is oceanic – continental convergent boundary? Eleanor M. Savko 1/3/2019 What is oceanic – continental convergent boundary?

Eleanor M. Savko 1/3/2019 DAILY DOUBLE!!!!

The type of LANDFORM formed here Eleanor M. Savko 1/3/2019 The type of LANDFORM formed here

Eleanor M. Savko 1/3/2019 What is a fault?

Eleanor M. Savko 1/3/2019

What is oceanic – oceanic divergent boundary? Eleanor M. Savko 1/3/2019 What is oceanic – oceanic divergent boundary?

Landform that forms when two continental plates diverge. Eleanor M. Savko 1/3/2019 Landform that forms when two continental plates diverge.

Eleanor M. Savko 1/3/2019 What is a rift valley?

Landform that forms when an oceanic and continental plate converge. Eleanor M. Savko 1/3/2019 Landform that forms when an oceanic and continental plate converge.

What is a trench and/or volcanic chain? Eleanor M. Savko 1/3/2019

The Himalayan mountains are the result of a ________ boundary. Eleanor M. Savko 1/3/2019 The Himalayan mountains are the result of a ________ boundary.

What are convergent c-c boundaries? Eleanor M. Savko 1/3/2019 What are convergent c-c boundaries?

The San Andreas fault is an example of this type of boundary. Eleanor M. Savko 1/3/2019

Eleanor M. Savko 1/3/2019 What is trasform?

Is the rock at Y colder or hotter than the rock at X? Explain. Eleanor M. Savko 1/3/2019 Is the rock at Y colder or hotter than the rock at X? Explain. X Y

What hotter because it is closer to the ridge? Eleanor M. Savko 1/3/2019 What hotter because it is closer to the ridge?

The deepest known part of the ocean. Eleanor M. Savko 1/3/2019 The deepest known part of the ocean.

What is the Marians Trench? Eleanor M. Savko 1/3/2019 What is the Marians Trench?

Eleanor M. Savko The type 2 types of crust and boundary that created the Marianas Trench. 1/3/2019

What is c-o convergence/subduction? Eleanor M. Savko 1/3/2019 What is c-o convergence/subduction?