Answer: Most tsunamis are caused by large earthquakes below or near the ocean floor, but tsunamis can also be caused by landslides, volcanic activity, certain types of weather and near earth objects (e.g., asteroids, comets). Not all earthquakes cause tsunamis.
Explanation:
Magnitude
is the energy released by an earthquake.
Using a Richter Scale. (often)
It allows the grass and plants time to replace themselves when the animals migrate.
Answer:
how old the star is
Explanation:
because starts existed before any human beings walked the earth
hope i helped