Earthquakes
Earthquakes are when tectonic plates slip past each other at what?
Fault lines
Basaltic magma has ___ silica and ____ viscosity.
low and low
What is the primary tool to measure a tsunami called (abbreviation is fine)?
DART
Where do most tornadoes occur?
Florida and Tornado Alley
What wind speed does a hurricane have to reach to be called a hurricane (include units)?
74mph
How many total "shocks" can an earthquake produce?
3
Where are volcanoes most common?
Ring of Fire (Japanese archipelago, Philippines, the Aleutian islands, and the cascade range in North America)
Mid-atlantic ridge
Eastern Africa
The Andes mountain range
Hawaii
Yellowstone
Galapagos
Most tsunami's are triggered by what?
Earthquakes
Tornadoes are more likely to form what time of day?
Between 4-9pm
What is the calm, low pressure center of a hurricane called?
Eye
What instrument is used to measure earthquakes?
Seismograph
A rating of a 8 on the Volcanic explosivity index represents what?
mega colossal eruption
What can you do to prepare for a tsunami?
Know your zone: Use tools like the California Geological Survey interactive map to see if you are in a hazard area.
Make a plan: Create an evacuation plan for your family, including pets. Identify safe, high-ground locations and practice walking the routes, even in bad weather.
Prepare emergency kits: Keep a "go-bag" accessible with essential items such as water, non-perishable food, flashlights, batteries, first-aid kits, and important documents.
Set up alerts: Get a battery-operated NOAA Weather Radio and ensure your phone is set up to receive wireless emergency alerts.
Secure property if you live in a high-risk area.
What scale is used to measure tornadoes?
Enhanced Fujita Scale (EF)
Where is the highest concentration of hurricanes?
Between Africa and the Caribbean
Which move faster: P waves or S waves
P waves
A fast moving avalanche of hot gas, ash and volcanic rock fragments is called what?
Pyroclastic flow
What happens to the water when a tsunami is about to approach?
The water receeds
What can you do to prepare for a tornado?
Identify Shelter: Find the safest place in your home—a basement, storm cellar, or an interior room on the lowest floor, such as a bathroom or closet.
Create a Kit: Prepare an emergency kit (water, food, flashlight, radio, first aid kit, extra batteries).
Stay Informed: Sign up for NOAA Weather Radio alerts and official local emergency alerts.
Prepare Your Home: Trim trees, secure loose outdoor objects, and consider reinforcing safe rooms.
Practice: Conduct family tornado drills to ensure everyone knows where to go.
What scale is used to measure hurricanes?
Saffir-Simpson Hurricane Wind Scale
What is one thing you can do after an earthquake to stay safe?
If you are in a damaged building, go outside and move away from the building.
If you are trapped, send a text or bang a pipe or wall.
If you are on coastal land or near an ocean, go inland or to higher ground immediately.
Check for injuries and help others if you are able to.
Use social media to let people know you are ok.
Use text messages as they are more reliable than phone calls.
Wear protective clothing, including a long-sleeved shirt, long pants, work gloves and sturdy thick-soled shoes.
Do not try to remove heavy debris by yourself.
What is one way to stay safe after a volcanic eruption?
Avoid ash by staying indoors.
Wear long sleeved shirts and long pants to protect your skin.
Avoid driving as it is dangerous and ash can clog the engine.
Mop instead of sweep to keep ash from being airborne.
Protect your water supply by covering storage tanks or filling tubs/sinks before ash falls.
Avoid areas downwind or downstream of the volcano.
Do not get on the roof to remove the ash.
Send text messages or use social media to reach out to family and friends.
Phone systems often are busy after a disaster.
Only make emergency calls.
What are the 4 types of alerts issued by scientists for tsunami's?
Warning
Advisory
Watch
Information Statement
What is the National Weather's Service's highest alert level?
Tornado emergency
What is one thing you can do to prepare for a hurricane?
Identify if you live in a flood-prone or evacuation area.
Check insurance policies, as standard policies often don't cover flood damage.
Assemble stay-at-home kits with 2 weeks of food, water, medicine, and hygiene items.
Assemble a go kit (in case of evacuation) with 3 days of supplies that are portable.
Purchase plywood or shutters, check roof integrity, and clear debris from yard.
Bring in patio furniture, trash cans, and potted plants.
Board up windows with 5/8" plywood or install shutters.
Fill your gas tank.
Store passports, birth certificates, and insurance documents in a waterproof bag