Topic Details (Notes format)

What is the most abundant gas in the Sun?

What is the unit of electric current?

Which metal is liquid at room temperature?

What is the approximate age of the Earth?

Which gas is commonly used in balloons to make them float?

Which organ is responsible for filtering blood in the human body?

Which gas is most abundant in Earth’s atmosphere?

Which acid is found in the human stomach?

What is the chemical symbol for gold?

Which process describes the splitting of a nucleus into smaller nuclei?