A cosmic body crashing into an ocean can trigger a tsunami, so can volcanoes erupting under the sea or landslides.
(A cosmic body; crashing; into an ocean) (A cosmic body crashing into an ocean; can trigger; a tsunami; so can volcanoes erupting under the sea or landslides)
A cosmic body A cosmic body crashing into an ocean
crashing can trigger
into an ocean
a tsunami so can volcanoes erupting under the sea or landslides