1. Locating Plate Boundaries

2. Warm-Up: Convection and Seafloor Spreading and finish model
Key Question
OBJECTIVE
How are volcanoes and earthquakes used to locate plate boundaries?
WHAT: Students will determine the locations of plate boundaries
WHY: To develop the Theory of Plate Tectonics
HOW: Will plot the locations of volcanoes and earthquakes

3. Use: http://volcano.oregonstate.edu/vol cano_table
Volcanoes
Use: cano_table
Find and plot (red dots) 8 volcanoes in each:
NW hemisphere
SW hemisphere
NE hemisphere
SE hemisphere

4. Earthquakes
Use: USGS Earthquake locator - be sure setting is on 30 days (magnitude 2.5+)
Find and plot (blue dots) 8 earthquakes in each:
NW hemisphere
SW hemisphere
NE hemisphere
SE hemisphere