Identify the hidden meaning behind this picture?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

During an experiment, a guy throws a bouncy ball from a 100 feet tall building. The ball has a specific characteristic. Every time it hits the ground, it bounces up halfway.

How many bounces do you think the ball will make before it comes to a stop ?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

Which is faster, Heat or Cold ? Explain.

Who always enjoys poor health?

Kareena is older than Katrina and younger than Karishma. Isabelle is younger than Bipasha and Karishma. Bipasha is older than Karishma. If Kareena and Isabelle are the same age, who's the youngest?

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

Buy me, smell me or deliver me, I do not change.

Who am I?