Slide 1Relative Dating – Lab Which geologic event occurred first?? Which rock layer formed first? How do you know? Which rock layer formed first? How do you know? Geologic…

Slide 1 What do we use the fossil record for? 3. Interpreting past environments http://www.wsgs.uwyo.edu/Coal/coal_brochure/images/fig1_swamp.jpg http://oceanworld.tamu.edu/students/coral/images/coral_reef_1.jpg…

Slide 1 Rock Layers Law of Superposition Law of crosscutting relationships Law of Inclusions Faunal Succession Slide 2 1. Comparing properties of rock strata Color Texture—sand,…

Slide 1 Bell Ringer What is the theory of evolution? How do fossil records prove this theory? Give two examples of animal fossils found that give evidence to support the…

Slide 1 23.6 Earth’s History Layers of rock are deposited horizontally, like the layers of the Grand Canyon shown here. Slide 2 23.6 Earth’s History How do geologists…

Slide 1SI Slide 2 A) Relative age: the age of rock compared to the ages of other rocks above or below it in a sequence of rock layers Slide 3 B) Principles to follow to determine…

Slide 1 Slide 2 1oxygenO 2silicon Si 3aluminiumAl 4ironFe 5calciumCa 6sodiumNa 7potassiumK 8magnesium Mg Most Abundant Elements in the Earth’s Crust Slide 3 Slide 4 Theory…

Slide 1 The World as it Turns Changes in the Earth’s Crust…Plate Tectonics Slide 2 The Theory of Continental Drift Alfred Wegener, 1912 Slide 3 Continental Drift… proposed…

Our Planet Contents Internal Structure of the Earth Theory of Continental Drift Hypothesis of Sea-floor spreading Theory of Convection Currents Theory of Plate Tectonics…

* Daily Warm-Up Exercises Day 46 In the Grand Canyon, there is a layer of Coconino Sandstone directly above a layer of Hermit Shale. Which layer is older? Why? The Hermit…