ESS.SCI.8.B
Develop a model of the physical, mechanical, and chemical composition of Earth's layers using evidence from Earth's magnetic field, the composition of meteorites, and seismic waves.
Earth Systems Science · Texas Essential Knowledge and Skills (TEKS) · TEKS 2022
Standard Unwrapping
AI-generated as a starting point — sign in to edit.Vocabulary
modelcompositionevidenceEarth's layersphysical compositionmechanical compositionchemical compositionEarth's magnetic fieldmeteoritesseismic waves
Skills
- develop (a model of Earth's layers) #dok3
- use (evidence from different sources) #dok2
- explain (the physical, mechanical, and chemical structure of Earth's layers) #dok2
- analyze (evidence from Earth's magnetic field, meteorites, and seismic waves) #dok3
Learning Targets
- I can identify the different layers of the Earth. #dok1
- I can recognize evidence used to study Earth's internal structure. #dok1
- I can describe the physical, mechanical, and chemical properties of Earth's layers. #dok2
- I can use evidence from Earth's magnetic field, meteorites, and seismic waves to describe Earth's layers. #dok2
- I can analyze data from seismic waves, magnetic field, and meteorites to infer the characteristics of Earth's layers. #dok3
- I can develop a model that represents the physical, mechanical, and chemical composition of Earth's layers. #dok3
Big Ideas
- Earth's internal layers have distinct physical, mechanical, and chemical properties that can be modeled and understood using scientific evidence.
- Multiple lines of evidence—including seismic waves, magnetic field measurements, and meteorite analysis—are needed to develop accurate models of Earth's interior.
Essential Questions
- What evidence do scientists use to determine the structure and composition of Earth's interior?
- How do the physical, mechanical, and chemical properties of Earth's layers differ?
- Why are models essential to our understanding of Earth's layers, and what makes a model effective?
- How do discoveries from meteorites and seismic wave data contribute to our knowledge of Earth's internal structure?
- What challenges exist in modeling the inner Earth, and how are they addressed by scientists?