Tsunami | Facts, Causes, and Effects
The word Tsunami comes from Japanese origin, which means harbour wave (tsu= harbour and nami= waves). Back in the time, other words used for a tsunami are Tidal waves or Seismic wave . These both words are technically not appropriate and wasn't accepted by the scientific community due to the reason behind its cause. That's why the word, Tsunami is adopted. Tsunami waves cannot be reassembled with the normal ocean waves due to their wavelength because a normal ocean wave is generated by winds and tidal effects. The attraction of the moon and the sun. While, Tsunami waves are generated due to volcanic eruptions, earthquakes, meteoritic impact, underwater explosions, land sliding or glacier sliding. When any of the phenomena happens, the disturbance is created in the sea. Which causes a huge displacement in the water body, resulting in the generation of continuous series of waves. A tsunami can last about an hour or less, depending on the impact of any of the above ...