Topic Details (Notes format)

What is the approximate age of the Earth?

What type of macromolecule is an enzyme?

Which disease is caused by a virus?

Which element is the most abundant in the Earth’s crust?

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

Which gas is known as "laughing gas"?

What is the largest organ in the human body?

Which metal is liquid at room temperature?

Which process separates light into its component colors?

What type of electromagnetic radiation has the longest wavelength?