Warm Up: Write in your Science Notebook 1. The layer of the earth that we live on is the a)crust b)mantle c)asthenosphere 2. What layer of the earth is broken into tectonic plates? a)lithosphere b)mantle c)outer core 3. True/False: Scientists believe that the earth’s core is made up mostly of metal. 4. How does the density change from the crust of the Earth to the core? 5. If you were to keep digging to the center of the Earth, what would you find? 5. If you could travel into Earth's interior, all the way to the middle, what would you find?

Divide Class into 2 groups. Magnets and Magnetism Divide Class into 2 groups. 1 Group will be working on text, the other will be working on magnet lab.

Earth’s Magnetic Field on DE http://app.discoveryeducation.com/search?Ntt=earth%27s+magnetic+field

In your Science Notebook, draw a diagram Warm Up: In your Science Notebook, draw a diagram of the earth’s magnetic field. In your own words explain the Earth’s Dynamo Effect.

Earth’s Dynamo Effect (Magnetic Field) Caused by: Earth’s Magnetic Field is caused by the rotation of the earth and the circulation of the metal inner core. This is known as the Dynamo Effect

Session 37 Plate Boundaries Warm Up 1. Draw a diagram of the layers of the Earth. Label the 4 layers. 2. Fill in the blank: (write the whole sentence out) The _____________, which contains the ___________ Crust and the ___________ Crust sits on top of the ____________________. 3. The earth is composed mostly of rock, but ¾ of the surface of the earth is what? 4. The continents were once all combined as one supercontinent called Pangaea. Why aren’t they like that now?(answer in complete sentences)

Homework In paragraph form, describe how scientists can prove that the tectonic plates are continuing to move. Use the following terms: fossils, geology, climate, seismic waves, earthquakes, volcanoes, and mountains. ( A paragraph is 5-8 complete sentences)