Earth's Layers and Plate Tectonics

Front

What are the three main layers of the Earth based on chemical composition?

Back

Crust, Mantle, Core

Front

What is the boundary called where tectonic plates converge (move towards each other)?

Back

Convergent boundary

Front

What theory explains that Earth's continents were once part of a single supercontinent?

Back

Continental drift theory

Front

Which layer of the Earth is represented by the letter D in a diagram?

Back

Crust

Front

What is the boundary called where tectonic plates diverge (move away from each other)?

Back

Divergent boundary

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the layer of the Earth located between the crust and the core?

Back

Mantle

Front

What is the name of the layer that is liquid and surrounds the inner core?

Back

Outer core

Front

What is the solid innermost layer of the Earth called?

Back

Inner core

Front

What type of boundary is characterized by plates sliding past each other?

Back

Transform boundary