4,536
55 earthquakes happen in the world. small ones though.
Around several million earthquakes happen around the world each year.
18 on average
Earthquakes are not only in Japan - they happen all over the world. In the last two years there have been notable earthquakes in Japan, China, New Zealand and many other places around the world.
Earthquakes happen along plate boundaries because this is where the ground can shift together, creating a shock wave of varying proportions.
Nobody knows how many earthquakes can happen in a year because you cannot predict earthquakes. :)
Yes they do if you ask how many earthquakes happen each day.
18
There is not accurate data that gives precise, but it is estimated that there are hundreds of thousands of earthquakes happening per second. Almost all of this earthquakes are classified as Mini-Earthquakes and are usually unnoticable.
hundred
Earhtquakes can happen any time, any where. There is never a set date.
In the world there are approximately 53,139 earthquakes per year of magnitude 3.0 or greater which equates to an average of 145.6 per day. Major earthquakes of 6.0 or greater happen at the rate of 1 every 2.5 days.