Trivia: Science

Today's subject covers science for you brainiacs. 
1- A positively charged particle in the nucleus of an atom is called a ____?
2- Atoms, molecules and ions make up solids, gases and _____?
3- He is best known for his Theory of Relativity.

Here are answers to the trivia on January 11th. Trivia: Comedians: Men

1- Costello

2- Carell 

3- Mike Myers

Let's see if people can answer these before me.
The $5,000 Trivia Treasure Hunt Challenge 

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