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Define
Define
Define-
Asthenosphere
What is the soft, flowing layer beneath the lithosphere?
Define-
Continental Drift Theory
What is the theory that continents slowly move over Earth’s surface?
The force that causes plates to move away from mid-ocean ridges.
What is ridge push?
What vocab word?
Process in which heat is transferred through fluids.
What is convection currents?
What vocab word?
The soft, flowing layer beneath the lithosphere.
Define-
Lithosphere
What is Earth’s rigid outer layer (crust and upper mantle)?
Define-
Ridge push
What is the force that moves plates away from mid-ocean ridges?
A scientist uses a device to figure out the depth of the Pacific ocean.
What is sonar?
What vocab word?
Process by which Earth's north and south poles swap position over time.
What is magnetic reversal?
What vocab word?
The theory that continents slowly move over Earth's surface.
What is continental drift theory?
Define-
Fault Line
What is a fracture in Earth’s crust where movement occurs?
Define-
Seafloor spreading
What is the process that creates new oceanic crust at ridges?
An underwater volcano erupts, new rocks pile up around the volcano.
What are/is pillow rocks?
What vocab word?
Past climate evidence that shows climate changes.
What is paleoclimates?
What vocab word?
A fracture in Earth's crust where movement occurs.
What is fault line?
Define-
Plate Boundary
What is the place where two tectonic plates meet?
Define-
Slab pull
What is the force caused by a sinking tectonic plates pulling the rest of the plate?
A lot of volcanoes form along these.
What is plate boundary?
What vocab word?
The device that uses sound waves to detect underwater objects.
What is sonar?
What vocab word?
Earth's rigid outer layer (crust and upper mantle)
What is lithosphere?
Define-
Plate tectonic theory
Define-
Subduction
What is when one tectonic plates sinks beneath another?
Over time the oceanic crust recycles itself and creating new crust.
What is seafloor spreading?
What vocab word?
The distinctive volcanic formations created when lava erupts underwater and quickly cools down.
What are/is pillow rocks?
What vocab word?
The place where two tectonic plates meet.
What is plate boundary?