1. RAP
1. ___layer of the Earth that has the highest pressure, density, and temperature (layers of Earth)
2.___the boundary that occurs where the crust and mantle meet and seismic waves increase in speed (seismology)
3. ___point inside the Earth where an earthquake begins (earthquakes)

2. Volcano Key Questions What are the 3 types of volcanoes?
What are shield volcanoes?
What are cinder cone volcanoes?
What are composite volcanoes?

3. 1. What are the three types of volcanoes?
1. The three types of volcanoes are shield, cinder cone, and composite.

4. 2. What are shield volcanoes?
Made of runny lava and basalt
Non explosive eruptions
Gentle sloping sides
Wide base
Forms underwater

5. 3. What are cinder cone volcanoes?
Made of pyroclastic material
Explosive eruptions
Steep sides
Narrow base
Found in clusters on shield and
composite
Erode quickly because there
is no lava to cement rocks together

6. 4. What are composite volcanoes?
Made of lava and pyroclastic material
Non explosive and explosive eruptions
Steep sides
Wide base
Also called Strato volcano