Plate Motion 1
Which statement is true about Earth's Outer Layer?
a. Underneath both soil and ocean, Earth's Outer Layer is made of sand and water.
b. Underneath both soil and ocean, Earth's Outer Layer is made of hard, solid rock.
c. Underneath soil, Earth's Outer Layer is hard, solid rock. Underneath the ocean Earth's Outer Layer is made of sand.
B
What landforms form at Divergent Plate Boundary?
Mid Ocean Ridge
What is a divergent plate boundary?
2 plates move apart
What is the Supercontinent called?
Pangea
How did the Mesosaurus Fossils end up on 2 different continents?
Divergent Plate Boundaries, two plates move away from each other.
What is a Convergent Plate Boundary?
When two plates move towards each other
What landform forms at a Transform Plate Boundary?
Fault
What does a cross sections show?
The inside of something
What is the layer of soft, solid rock underneath Earth's plates?
Mantle
What do you call a boundary that is moving apart?
Divergent
How does a Trench form?
Convergent plate boundary when one plate sinks into the mantle.
What happens to the plates at a Transform Plate Boundary?
Slide past each other
What is the Mesosaurus
Extinct reptile from 300 million years ago.
What causes Earthquakes?
Plate Motion
How does a Mid Ocean Ridge form?
Divergent Plate Boundary. Rock rises from the mantle and hardens to add new rock to the plates.
Explain what a plate is.
Large section of Earth's Outer Layer
What are the 4 Layers of Earth
Crust, Mantle, Outer Core, Inner Core
Where do Volcanic Activity and Earthquakes happen?
a. Random Places
b. Similar areas
c. Right next to each other
B
On average, at what rate do plates move per year according to Amplify Science?
2 cm per year
What is the slow pulling a part of land that is caused by plate movement?
Rifting