Earthquake and Volcano

 Web quest

 

1. What is an earthquake?

2. The surface where the plates slip is called the _______.

3. What are the earth’s three main layers?

4. Can scientists predict earthquakes?

http://earthquake.usgs.gov/learning/kids/eqscience.php for questions 1-4

 

5. When did the great San Francisco earthquake occur?

6. What was the magnitude?

7. How many people were killed?

8. What event, after the earthquake, caused the most destruction?

9. What fault is San Francisco located on?

http://en.wikipedia.org/wiki/1906_San_Fransisco_Earthquake for questions 5-9

10. What is magma and lava?

11. What is the largest volcano on earth? How tall is it?

12. What is the most active volcano in the United States?

http://www.enchantedlearning.com/subjects/volcano/ for questions 10-12

13. What are 5 types of volcanoes?

14. What volcano is the most deadly?

http://www.enchantedlearning.com/subjects/volcano/types/ for questions 13-14

15. What is used to measure the magnitude of earthquakes?

http://en.wikipedia.org/wiki/Richter_scale for question 15

Use the words below to fill out the diagram. If you need help, go to

http://www.enchantedlearning.com/subjects/volcano/

Definitions

ash cloud - an ash cloud is the cloud of ash that forms in the air after some volcanic eruptions.

conduit - a conduit is a passage through which magma (molten rock) flows in a volcano.

crust - the crust is Earth's outermost, rocky layer.

lava - lava is molten rock; it usually comes out of erupting volcanoes.

magma chamber - a magma chamber contains magma (molten rock) deep within the Earth's crust.

side vent - a side vent is a vent in the side of a volcano.

vent - a vent is an opening in the Earth's surface through which volcanic materials erupt.

If you want to erupt your own volcano, go to:

http://dsc.discovery.com/convergence/pompeii/interactive/interactive.html