How many muscles does it take to smile

How many days does it take for saturn to revolve around the sun?

How many standard time zones are there in the world ?

I need to know how many days and/or hours it takes to travel to Mars.

how many faces does a rectangular prism have? And how many vertices

How many light years away is the center of the milkyway? And how long does it take for the light of it to reach the earth? I ...

Would it happen to be electrical impulses? I'm not sure. Help? :]] School suck shool sucks school sucks <<<--- ignore.

I hear 95 percent are.. what is sa morman. isnt it that religion where they dont watch tv and stuff.

How many atoms is an average person made up of. I know that the Universe contains about 10^80 atoms. Does anyone know how m...

Im wondering how string the laser in my laptop is, and another question, would it work to ta the laser out of a old laptop an...

What is the name given to many of the elemnts that have more that one oxidation number?? is it isotopes?