LIGHTER THAN AIR BUT 100 RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

It has a hole. The hole is the thing (although it could be argued a pocket has air) Did you answer this riddle correctly?
YES  NO  

It's air Did you answer this riddle correctly?
YES  NO  

A scent or smell. A scent is important to both humans and animals and both search for scents (for different reasons). A scent travels through the air to benefit humans and animals, again, for different reasons. Did you answer this riddle correctly?
YES  NO  

What is the easiest way to throw a ball, and have it stop, and completely reverse direction after traveling a short distance? Did you answer this riddle correctly?
YES  NO  

The Mesosphere Did you answer this riddle correctly?
YES  NO  

The troposphere Did you answer this riddle correctly?
YES  NO  

It contains all of the letters in the alphabet. Did you answer this riddle correctly?
YES  NO  

Best friend Did you answer this riddle correctly?
YES  NO  

You don't bury survivors. Did you answer this riddle correctly?
YES  NO  

1. SECRET
2. VOTE
3. SMOKE
4. ROME
5. CARDINAL

The event is a Papal conclave, when a new Pope is chosen. Did you answer this riddle correctly?
YES  NO  

February, because there are fewer days. Did you answer this riddle correctly?
YES  NO  

Friendship. It is more precious than gold to have a genuine friend, and true friendship cannot be bought or sold, only earned. When a friendship is broken it can be fixed and infants arent able to make friends until theyre older, but death cant end it. Love doesnt work as an answer because a friendship requires two people to interact, while parents love their children as soon as theyre born. Did you answer this riddle correctly?
YES  NO  

Oxygen Did you answer this riddle correctly?
YES  NO  

Sand! You need sand to make glass for glasses. Did you answer this riddle correctly?
YES  NO  

A book Did you answer this riddle correctly?
YES  NO