Which is the correct shadow of the bird?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

Which point will the car reach to go out?

The dirtier I get, the whiter I look. Who am I?

I am the fastest animal but cannot climb the tree. What am I?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

If a wheel has 54 spokes, how many spaces are there between the spokes?

Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

Give it food and it will live; give it water and it will die.