What is wrong in the below Picture?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

What is the centre of gravity?

Before Mount Everest was discovered, what was the highest mountain in the world?

Can you identify the hidden rebus in the image below?

Which is faster, Heat or Cold ? Explain.

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

Shyla was sleeping in her apartment when suddenly a robber broke into her house. He asked her to stay quiet and started looting the cash and jewelry. Suddenly the landline phone started ringing. The robber pointed a gun at Shyla and asked her to pick up and talk without giving away the situation.

She picked up the phone and it happened to be her husband. She spoke, Is it an emergency darling? Do give me a call when your flight lands, I will prepare your favorite food that will help you relieve the stress. Then she hanged up.

10 minutes after, the police arrive at the scene and catch the robber. How did the police know about the robbery?

Jenifer is learning to drive her car. She went down a one way lane and in the wrong direction. But she do not break any law.

How come ?

A pregnant woman is preparing to name her seventh child. Her children's names so far are Dominique, Regis, Michelle, Fawn, Sophie, and Lara. What will she name her next child -- Jessica, Katie, Abby or Tilly?