How is the moon similar to a dollar?

What has one letter and starts with an E?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

What can you catch but never throw?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

why number 8549176320 is one of a kind?

How can you leave a room with two legs and return with six legs?

A dead body is found outside a multi-story multinational company. The case is reported and a homicide detective is called on the crime scene.

He looks at the body and then towards the building. From the position of the body, it is evident that the victim committed suicide. He goes to the first floor of the building and then walks in the direction of the dead body, opens the window and toss a coin in the air.

He goes to second floor and again repeats the process. He keeps doing this till he is done on all the floors. Then he returns back to the floor and tells his team that it is a murder.

How in heaven did he deduce that?

Only one colour, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?