Expository Nonfiction explains information and ideas This story explains what is happening to the earth

1. Expository Nonfiction explains information and ideas This story explains what is happening to the earth crust Mantle- magma is like gooey oatmeal outer core Layers of the Earth inner core- 9,000 degrees F!! Fold Mountains- Mount Everest will keep growing taller because India continues to push northward. Types of Mountains Dome Mountains Block Mountains- cracks are called faults power like sandpaper Wind Erosion

2. Then Now Plate Tectonics The earth’s plates have drifted apart, and they are still drifting! Earth- quakes • An earthquake is caused by a plate underground breaking away from another plate. • The shocks from an earthquake work outward like ripples from a stone thrown in a lake. • Only a few earthquakes every year cause damage • There is a National Disaster Prevention Day every year in Japan because ____________________________________________________________________________________________________________________________________________________________________________ What happens when an earthquake happens on land and under water? • From the Book: • the ground shudders and shakes • the ground opens up (a crack or split) • What You Know: • people can be hurt and killed • property can be damaged • From the Book: • a tsunami can be started • the wave of water becomes a wall of water when it hits land • What You Know: • people can be hurt and killed • property can be damaged