Keyboard words are not in alphabetical order, Why?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

A man was gazing through the window of the 23rd floor of the building. He suddenly opened the window and jumped on the other side of the window. On landing on the floor, there was not a sheer mark of injury on him.

How can that be possible if he did not use any kind of parachute and did not land on a soft surface?

What does this mathematical rebus means ?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

Vin Diesel is pulling a theft and has planned to run away with all the cash kept in the safe. But the only way to open the safe is the 13 character password. He has a set of five clues given to him by a trustworthy source.

Exactly two of the below statements are false.
The password is contained within this sentence.
The password is not in this hint.
The password is within only one of these statements.
At least one of the above statements is a lie.

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

Riddle me this, Riddle me that,
What am I? I am made of wood, but you can't see me down?