<span>The main difference of
temperature in July for Canada and Alaska is of the temperature, January is
usually colder in Canada and Alaska varying from 10 degree Fahrenheit to 20
degree Fahrenheit while in July it gets warm or at times hot varying from 51
degree Fahrenheit to 69 degree Fahrenheit. </span>
Marselie, provence-alpes-côte d'azur
In the text this passage was provided for, you should have been able to locate the fallowing passage: "the theory that the lithosphere is broken into pieces that float on the asthenosphere."
Answer: Lithoshpere
Their principal function is to help the fish swim. Fins located in different places on the fish serve different purposes such as moving forward, turning, keeping an upright position or stopping. Most fish use fins when swimming, flying fish use pectoral fins for gliding, and frogfish use them for crawling.