Why Tsunamis Are So Dangerous 🌊

インデックス作成: 2026-05-18

[00:00:00]Most tsunamis begin after a powerful underwater earthquake. The ocean floor suddenly shifts, pushing massive amounts of water. In deep water, tsunami waves move as fast as a jet [music] plane, but in the open ocean, they can look almost invisible. As the waves reach land, they slow down and grow taller. Then suddenly, [music] millions of tons of water crash onto the shore. Buildings, roads, and vehicles can be swept away within seconds.

[00:00:20]Sometimes the ocean quickly pulls backward before the tsunami arrives, and that's one of the biggest warning signs to run immediately. Tsunamis are among the most powerful natural disasters on Earth. Would you survive a tsunami?