525600 Minutes in a year!
Baffin Island is the only one that is correct you would think Canadian shield It has the name "Canadian" in it but sadly that is not true because there is parts of it in Minnesota and Wisconsin
I attached a picture of the layers of the earth. They are the:
Crust (<em>which isn't really the interior</em>)
Mantle
Outer Core
Inner Core
Lava cools more rapidly above ground than it does underground because it's much colder above ground than it is underground, speeding up the process.
Think about it this way: If you put a cup of water in two freezers, and Freezer A had a lower temperature than Freezer B, the water in Freezer A would freeze quicker because it is in a colder environment. Hope this helps!