Hmm...do you ever wonder...why is a computer mouse called a mouse?

• Why is the moon called the moon and not the sun, or vice-versa?
• Why does your burger at a fast food restaraunt nomatter HOW MANY TIMES, YOU TELL THEM YOUR ORDER.. it always comes out wrong?
• Why does...hmm..I've run out of things to wonder! If you think of any, let me know!