Volcanoes
Melted rock is called...
Magma
What direction can the plates move that causes an Earthquake?
Move apart, move together, slide past each other.
What does the Richter scale measure?
Magnitude (strength of the quake)
List two ways floods are caused.
1. There is too much rain that the ground cannot absorb.
2. Heavy rain overflows streams and creeks.
Covers the ground and pollutes the air for miles.
Volcanic Ash
Where do volcanoes occur?
In the cracks of the crust where two plates meet.
Water damage can cause...
Mold
Can two natural disasters happen at once? Explain
Yes. Answers may vary
When and where was the worst flood in modern history?
China, 1931
How many people were killed in the worst flood in history?
There are so many Volcanoes along the Pacific plate that it is called...
The Ring of Fire
Define Magnitude.
The measurement of an earthquakes strength.
Name one volcano that caused destruction.
Mauna Loa, Mount St. Helens, Kilauea
Powerful waves of water stirred up by a hurricane.
Smaller earthquakes, after a large earthquake, can still cause damage. These smaller earthquakes are called...
After shock.
Hawaiian volcanoes are unique because...
Explain the different between epicenter and focus.
The focus is where the earthquake originates inside the earth and the epicenter is directly above that on the earth's surface.
List two ways you can prepare for an Earthquake.
Answers may Vary
1. build structures/buildings with earthquake resistant materials.
2. If you are outside, do not run into a building.
In what type of environment to diseases spread?
Moist.
Dozens of small to medium sized earthquakes occur along this fault...
San Andreas Fault.
Name the different types of volcanoes.
Shield, Cinder Cone, Composite/strato, Dome
Where is the San Andreas Fault?
List three types of destruction a volcano causes.
1. Ash in the air
2. Hot lava covers the ground
3. Plants are covered with lava and die
Name a famous Hurricane that flooded the southern states of the U.S.
Hurricane Katrina
Which natural disaster causes the most injury?
They all cause a tremendous amount of injury.