Objective: Explain the main causes of earthquakes and their effects. Chapter 3 Section 1 C Objective: Explain the main causes of earthquakes and their effects. SWBAT: Explain how earthquakes are measured to investigate the composition of Earth’s layers.

Primary Investigation Write the question and answer in complete sentences How are faults related to earthquakes? How is an isotropic Earth different than a layered Earth? (Hand out) How do seismic waves give scientists data on the composition of Earth’s layers? (Hand out)

The Arrival of Seismic Waves

Concept Map Geosphere Plate tectonics Earthquakes Volcanoes faults Create Earthquakes Volcanoes On faults Creates Seismic Waves

Drawing and Labels Draw the entire Earth with the seismic waves (P and S waves) traveling through the Earth’s interior. C. A.

Exit Slip Write the question and answer in complete sentences How do seismic waves from earthquakes help scientists understand the composition and movement of Earth’s layers?

Rubric Category/ Score 4 3 2 1 Earth’s Layers and Seismic Waves Evidence of a clear understanding of how seismic waves are used as evidence for the compositional layers of the earth. -Proper use of ALL terms. -The role of both types of waves that penetrate that layers –A clear explanation of the relationship between wave movements and composition of layers Evidence of a good understanding of how seismic waves are used as evidence for the compositional layers of the earth. -Proper use of MOST terms. -Types of waves that penetrate that layers were mentioned –A good explanation of the relationship between wave movements and composition of layers Evidence of some understanding of how seismic waves are used as evidence for the compositional layers of the earth. -Proper use of SOME terms. –Some explanation of the relationship between wave movements and composition of layers -Proper use of FEW terms. –Little explanation of the relationship between wave movements and composition of layers Tectonic Plates Evidence for a clear descriptions and names of tectonic movements are evidence for the composition of the mantle with examples/drawings. Evidence for a good descriptions and names of tectonic movements are evidence for the composition of the mantle with examples/drawings. Evidence for a some descriptions and names of tectonic movements are evidence for the composition of the mantle with an attempt at examples/drawings. Evidence for a some descriptions and names of tectonic movements are evidence for the composition of the mantle with little to no attempt at examples/drawings. Rubric