What is the term for the process by which rocks are broken down into smaller particles through the action of wind, water, or ice?

What is the chemical formula for glucose?

What is the name of the massive cloud of gas and dust from which a star and its planets form?

What is the process by which a star converts hydrogen into helium, releasing energy in the form of light and heat?

Which space telescope is designed to search for exoplanets by measuring the minute dimming of a star's light when a planet passes in front of it?

Which type of reaction involves the combination of two or more substances to form a new substance?

What is the function of the mucus-producing cells in the respiratory system?

What is the function of the thymus gland in the immune system?

Which of the following is a noble gas?

Which moon of Neptune is the coldest known object in our solar system, with surface temperatures close to absolute zero?