Tsunami Science and Survival Strategies from the 2004 Sumatra Disaster

The video discusses the science of tsunamis, focusing on the 2004 Sumatra earthquake, which caused devastating tsunamis. It explains how tsunamis occur, primarily due to earthquakes, but also from landslides and other events. The video covers prediction methods, including the DART system, and provides survival tips, such as seeking higher ground and avoiding downed power lines.

What was the magnitude of the 2004 Sumatra earthquake?

• 8.1 to 8.3

• 9.1 to 9.3

• 7.1 to 7.3

• 10.1 to 10.3

Which of the following countries was NOT affected by the 2004 tsunami?

• Brazil

• Sri Lanka

• India

• Indonesia

What primarily causes a tsunami?

• Earthquakes

• Floods

• Hurricanes

• Tornadoes

What percentage of tsunamis are caused by earthquakes?

• 90%

• 50%

• 60%

• 80%

Which system is used to predict tsunamis?

• DART

• OCEAN

• SMART

• WAVE

When was the DART system established?

• 1990

• 1980

• 1970

• 2000

What should you do first in a tsunami situation?

• Go to a higher ground

• Stay in your car

• Call a friend

• Wait for help

How long should you stay in a safe place during a tsunami?

• 8 hours

• 6 hours

• 4 hours

• 2 hours

Why should you avoid downed power lines during a tsunami?

• They can electrocute you

• They can cause fires

• They can attract animals

• They can block roads

Why is it important to stay away from buildings and bridges during a tsunami?

• They can be crowded

• They can block your view

• They can collapse

• They can be slippery