Yes
No, only the avatar can bend all four elements, that is what makes him "The Avatar".
Yes, they did use special effects.
it is pronounced toph and yes because mud is part of earth.
Yes U have to hold down the spacebar for 5 seconds! good luck :)
In most people yes. However it doesn't always look like that.
Yes I can do that...depends on the steel. I like when girls have superstrength and can bend steel.
yes
yes
Think of bending like you would think of a martial art (as that what Bending is based off of). Sokka was never really interested in bending from the start so he never really learned the moves needed to bend an element. He instead chose to be a swordsman. Besides Michael Dante DiMartino (Creator of Avatar) said that Sokka had some water bending potential but never realized it.Actually, Sokka could learn how to bend but never did. Michael Dante DiMartino (Creator of avatar) said Sokka had water bending potential but never realized it. But Sokka is okay with that because, apparently, he doesn't like many spiritual things.
YES!
If you want to learn to master any element like on Avatar go to www.4element-tribe.webs.com and you can train for free
Her name is Toph, and yes, if you want to be.