EARTH'S LAYERS
What is the outermost layer of Earth?
What is the crust?
What layer contains Earth’s convection currents?
What is the mantle?
What was the name of the ancient supercontinent?
What is Pangaea?
What are the massive pieces of Earth’s rocky outer shell called?
What are tectonic plates?
At which boundary do two plates move apart?
What is a divergent boundary?
Put these layers in order from surface to center: Inner Core, Crust, Mantle, Outer Core.
What are Crust → Mantle → Outer Core → Inner Core?
What happens to hot magma in the mantle?
What is it rises?
Which scientist proposed the theory of continental drift?
Who is Alfred Wegener?
Do tectonic plates fit closely together or have large spaces between them?
What is they fit closely together?
At which boundary do two plates slide horizontally past each other?
What is a transform boundary?
Which Earth layer is the least dense?
What is the crust?
What happens to magma when it cools?
What is it sinks?
According to continental drift, what happened to Pangaea?
What is it broke apart and the continents drifted apart?
What layer of Earth are the tectonic plates part of?
What is the lithosphere?
At which boundary do two plates collide?
What is a convergent boundary?
Which layer is directly underneath the crust?
What is the mantle?
What causes convection currents in the mantle?
What is heat from Earth’s core?
Name one piece of evidence that supports continental drift.
What are matching fossils or continents that fit together like a puzzle?
What causes tectonic plates to move?
What are convection currents in the mantle?
What can happen when two continental plates collide?
What is they can form mountains?
Which layer is a solid ball of iron and nickel at the center of Earth?
What is the inner core?
Convection currents act like what underneath tectonic plates?
What is a conveyor belt?
Why are similar fossils found on continents that are now separated by oceans important evidence?
What is they suggest the continents were once connected?
Tectonic plates can push together, pull apart, or do what third type of movement?
What is grind/slide past each other?
When an oceanic plate is forced beneath a continental plate, what is this process called?
What is subduction?