Volcanoes
What is the name of a famous volcano in Washington State that erupted back in May of 1980?
Mount Saint Helens
Where do most earthquakes occur?
Most earthquakes occur in Earth's crust where two plates come together.
What is a hurricane?
A hurricane is a spinning storm formed in the ocean with winds over 74 miles per hour.
This is an event in nature that can cause a lot of damage and often deaths.
Natural Disaster
What is the difference between an inactive and an extinct volcano?
Inactive volcanoes can still erupt, but are currently not active. Extinct volcanoes are no longer active and will not erupt.
Why do a lot of the earthquakes in the United States occur in the state of California?
Lots of earthquakes happen in California because a major fault line (the San Andreas Fault) is located underground and cuts through the state of California. This fault line is where 2 major plates under the Earth's crust come together.
How does a hurricane form?
Hurricanes form in warm ocean waters. Moisture from the warm ocean evaporates and enters the atmosphere. This gives the atmosphere heat energy and bands of clouds begin to form. This energy also creates strong winds that begin to circulate or spin.
What does it mean if danger is imminent?
It means that danger is happening soon.
Explain what causes a volcano to erupt.
Answers will vary but should make sense.
Use the word "epicenter" in a 4th grade sentence that shows your understanding of the word.
Answers will vary but should make SENSE!
What is the difference between a tropical storm and a hurricane?
A tropical storm is a cyclone of heavy clouds, rain, and wind speeds of 39-73 miles per hour.
A hurricane is a strong tropical cyclone with heavy clouds, rain, and winds of 74 miles per hour or higher.
The whole mass of air that surrounds earth
atmosphere
What is the difference between magma and lava?
Magma is hot, molten rock that is still located inside of the earth or volcano. Lava is molten rock or magma that has come out of the volcano.
What does the magnitude of an earthquake tell us?
The magnitude of an earthquake tells us the strength of the earthquake.
How many categories are used to rate the strength of hurricanes using the Saffir-Simpson Scale?
There are 5 categories on the Saffir-Simpson Scale.
This word describes something that causes a lot of damage.
Use the volcano word "ash" in a 4th grade sentence of your own that shows your understanding of the word.
Answers will vary but should make SENSE.
Use the word "fault" in a 4th grade sentence that shows you have an understanding of the word.
Answers will vary but should make SENSE.
Explain the difference between moderate and catastrophic hurricane damage. Give examples of some damage that might be caused by each.
Moderate hurricane damage is average or medium in intensity. With moderate damage some trees and mobile homes might blow over. Some roads near the coast might flood.
Catastrophic hurricane damage is severe and causes horrible damage. Mobile homes are usually completely destroyed. Other homes and buildings may collapse and lose roofs. There is also major flooding.
A situation of confusion or destruction
havoc