Plate Tectonics

Essential Knowledge and Skills Related SOL
Students should be able to:  
Create a model of Earth’s structure as a solid, mostly iron inner core; a liquid, mostly iron outer core; a rocky, plastic mantle; and a rocky, brittle crust. ES.8
Describe the forces that provide evidence that the core, mantle, and crust of the Earth are a dynamic system, which is constantly in motion. ES.8 b, c
Understand that the lithosphere is the solid outer shell of Earth that is divided into plates that are in motion with respect to one another. ES.8 b
Design an investigation to explain the concept of convection and apply it to various plate motions. ES.8 b, c
Differentiate between the properties of oceanic and continental crust. ES.8 b, c
Using physical models and explanation of major features, differentiate among the types of relative plate motions and boundaries, including convergent, divergent, and transform. ES.8 b, c
Describe the relationship among convection, plate motion, and associated geologic activity (e.g., earthquakes, volcanoes, and mountain building).

ES.8.a, b, c
ES.1 b, e

Predict that geologic activity (e.g., earthquakes, volcanoes, and mountain building) occurs as a result of relative motion along plate boundaries.

ES.8 a, b, c
ES.1 b
ES.2 a, b, e

Create a diagram illustrating the relationship between convection in the mantle and hot spot activity. ES.8.b

Recognize that

  • a fault is a fracture in Earth’s crust along which movement has occurred;
  • most active faults are located at or near plate boundaries. Earthquakes result when movement occurs along a fault;
  • when rocks are compressed horizontally, their layers may be deformed into wave-like forms called folds. This commonly occurs during continental plate collisions.
Generalize that a volcano is an opening where magma is extruded onto the Earth’s surface. Most volcanic activity is associated with subduction, rifting, or sea-floor spreading.
ES.8 b, c

Infer how the five physiographic provinces in Virginia were produced by a billion-year long tectonic and geologic history by interpreting geologic cross sections of the state, presence of rock types, absolute and negative ages, and geologic structural features.

Label a map of the physiographic provinces and describe the characteristics of each province in terms of rock type, structure, topography, and age.
ES.8 a

Sample Classroom Assessment Methods

  • Lab practical
  • Student presentations
  • Student modeling
  • Quizzes
  • Unit tests

Sample Resources

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