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Name _________________________ Date_________ Unit 1 Review – Our Changing Earth Draw a picture of the layers of the Earth and label each layer. Use the following words as your labels: inner core mantle crust outer core What are each of the layers made of? Write a short description below: Inner core Outer core Crust Mantle Name the two layers that are in the mantle. 1. ___________________________________ 2. ___________________________________ Circle the number above to tell where the Tectonic plates are on Earth. We’ve talked about models that could represent the layers of the Earth. What foods did we say would make a good model of the layers of the Earth? Write your answers below: ________________________ ________________________ ________________________ Circle the statement that is true? Oceanic crust is younger at a ridge and older near a trench. Oceanic crust is older at a ridge and younger near a trench. Remember the oatmeal container with the tape??? Look at the pictures of plate boundaries below. Label each picture and briefly describe what happens at each boundary. _____________ ____________ ______________ How is Earth like a history book? In other words, how does the Earth tell us about its past? List some ideas to answer this question below: Idea How does this tell about Earth’s past? Idea How does this tell about Earth’s past? Idea How does this tell about Earth’s past? Idea How does this tell about Earth’s past?