If you want to be a smurf for Halloween, eat a large amount of _______________ because it will turn your skin bluish purple... CAUTION you might not be happy with the side effects!

The only two non-silvery metals are _____________________.

The volume of water _____________ as it freezes.

____________ is actually a liquid. It just flows very, very slowly.

Every hydrogen atom in your body is likely 13.5 _____________ years old because they were created at the birth of the universe

One __________ of rain is equal to ten ___________ of snow.

It is possible to turn lead into ______________.

Diamond and graphite are both entirely made of ___________ and nothing else

_____ is the only letter that does not appear on the periodic table.