What is the largest organ of the human body?

Which of the following is a method of relative dating in geology, where rock layers are compared to determine their relative ages?

Which of the following is a common property of metals?

Which of the following is a diatomic molecule?

Which of the following is a process of coastal erosion where waves cut into rock and form a notch along the shoreline?

What is the name for the process by which rocks are dissolved by acidic water, particularly effective on limestone and other carbonate rocks?

What is the primary component of natural gas?

What is the term for a large, dome-shaped mass of ice that flows outward in all directions, often found in polar regions?

Which of the following is a strong acid?

What is the term for the process by which ice changes directly into water vapor without melting?