The continents look like that because they use to be a SUPER-CONTINENT called PANGAEA.
Yes because if you look in a map
Like earth and islands.
The edges of some continents look as if they would fit together like pieces of a puzzle.
Have a look at this site http://thecontaminated.com/earth-at-night-continents/
7 continents on the Earth.
Asia , i am guessing
7 continents of the world.
7 continents
Australia is the only one
they are the giant plates underneath all the continents
Bahrain and Australia