1. Sudden Earth Events
VOLCANOES

2. Where are Volcanos Found?
What is a Volcano?
_____________ in Earth’s __________ that releases _________________________________ ___________________________________________
May be __________ (erupting) or __________ (no occurring eruption) or _______________
____________________
Formed by edges of ___________________ ___________________
Where are Volcanos Found?

3. Reasons Volcanoes Form
__________________________
Result of _______________ plates
One plate is pushed _____________ & _______
Magma is eventually forced through an opening

4. _____________________
Result of _______________ plates
Rising magma ___________ into the crust
Can form new _____________ on the surface

5. Types of Volcanoes
Based on
_______________________________

6. Types of Volcanoes _____________________
_____________________
_________ sides & __________ peaks
________________ magma
___________ amounts of gas (usually)
_______________ eruptions
Ex. Mount Vesuvius (Italy) Mount St. Helens (US)

7. 2. ___________________
___________ sides, ____________ peaks
______________ shape
Magma is ________________
____________ amounts of gas
Generally _________________ eruptions
Ex. Stromboli (Italy), Paricutin (Mexico)

8. ____________________
___________ volcanoes
______, _________ sloping sides
Usually build up from the ________________
_____________ magma
______________ amounts of gas
Ex. Mauna Loa (Hawaii)

9. Effects of Volcanos _____________________ __________________
Fragments of ___________ less than _________ in size
____________________
______________ formed from ash, debris and water

10. ____________________________
Mixture of ______________ __________________________ travelling very _________ down the slopes