Final Jeopardy #1
What are the only two letters NOT used in any element's chemical symbol on the Periodic Table of the Elements?
What are the letters J and Q?
I am the most abundant element in the universe.
What is hydrogen?
I am the gas that makes up 78% of Earth's atmosphere.
What is nitrogen?
The phase change of a gas changing directly to a solid.
Example: Frost
The name given to the coldest temperature on the Kelvin scale at which all atomic motion stops.
What is absolute zero.