Disaster Facts Emergency Preparedness

What is a tsunami?

• A series of waves caused by a large and sudden disturbance of the sea

• A strong wind that affects coastal areas

• A heavy rainfall event that causes flooding

• An underwater volcanic eruption

Which of the following is NOT a cause of tsunamis?

• Undersea earthquakes

• Landslides

• Volcanic activity

• Lunar phases

Which area is considered to be at the highest risk of tsunamis?

• The Mediterranean Sea

• The Pacific Ocean and coastal areas

• The Atlantic Ocean

• The Indian Ocean

What should be included in an emergency kit for a tsunami?

• Food, water, and toys

• Food, water, medications, flashlights, and batteries

• Only food and water

• Only medications and batteries

What is an important factor to consider when determining the risk of tsunamis for a specific U.S. coastline?

• The color of the beach sand

• The temperature of the ocean water

• The distance from the equator

• The elevation above sea level

What should you do if you notice the water pulling back from the shore rapidly?

• Go closer to investigate the phenomenon

• Move away from the area immediately

• Wait for a tsunami warning to be issued

• Take pictures to document the event

After a tsunami, when is it safe to return home?

• Immediately after the tsunami has passed

• Once you have checked for debris

• After official clearance is given

• When you feel it is safe to do so

Approximately how many volcanoes are there in the United States?

• More than 200

• Approximately 170

• Less than 100

• About 150

Which of the following states has the most active volcanoes in the United States?

• Florida

• Alaska

• Texas

• New York

What is 'Magma'?

• Hardened volcanic lava

• Fine fragments of volcanic rock

• A fast-moving avalanche of ash, pumice, and rock

• Molten rock beneath the Earth's surface