Answer: Usually when you research, your teacher may ask what the URL ends with. If it ends in .com, it could potentially be a hazard due to the fact that anyone can make a .com website. But if you can back it up with facts and proof, it should be fine. On a research website, most people look for .org or .gov because those are official sites made by trusted people. Also, its nice to know so you can cite your sources.
Punctuation, grammar, and spelling
Her and me is wrong it could be replaced with we us etc.
This is an English question? Well, Pangaea is the theory that all continents were once one piece of land, and continental drift is what caused the separation of the land into 7 different continents. This theory also claims that one day Pangaea is going to reconnect due to continental drift.
