What is the chemical symbol for iodine?

What is the name of the process by which a substance changes directly from a solid to a gas without passing through the liquid phase?

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

What is the SI unit of electric potential difference?

What is the chemical symbol for gold?

Which of the following is an example of a non-conservative force in physics?

What is the chemical formula for ammonia?

What is the name of the largest moon of Jupiter, known for its intense geologic activity and volcanic features?

What is the phenomenon where a vibrating system or external force causes another system to oscillate with greater amplitude at a specific frequency?

What is the term for a point in space where gravity is so strong that nothing, not even light, can escape?