Where do earthquakes and
volcanoes occur?
What are the missing labels?

Where have earthquakes
occurred?
• Alaska 1964
• San Franscisco 1906,1989
• Mexico City 1985
• Guatemala 1976
Plot these earthquakes on
• Peru 1970
to a blank outline map • Italy 1980
• Turkey 1983
• Pakistan 1935
• India 1993
• Pakistan 1935
• China 1976
• Tokyo 1923
• Philippines 1976

Where have volcanoes erupted?
• Mount Etna, Italy
• Mount Fuji, Japan
• Heimaey, Iceland
• Pinatubu, Phillipines
Plot these volcanoes on • Mauna Loa. Hawaii
to your map • Aconcagua, Chile
• Chimborazo, Ecuador
• Katmai, Alaska
• Krakatoa, Indonesia
• Popocatepetl, Mexico
• Mount St Helens, Washington
State
• Vesuvius, Italy
• Unzen, Japan

How can we explain the pattern?

What causes the plates to move?

What evidence is there that the
plates have always been moving?