have there always been tsunamis
yes.
are tsunamis mostly caused by a) an asteroid b)a landslide c)tectonic plates or d) all of the above (you can choose maximum 2 answers in this question
the answer is a and b
can tsunamis travel for a long distance towards land.
yes and once they get to land its chaos.
do tsunamis affect the air.
Yes tsunamis affect the air by generating the atmospheric waves that can travel to the ionosphere.
True or false, do Tsunamis happen often
true
true or false tsunamis occur at high tide often
FALSE! That's not true!
do tsunamis happen beneath the ocean, close to the bottom of the ocean or both.
both is right.
do people notice tsunamis when there deep in the ocean automatically.
No.