1. *Physics*: The study of matter, energy, and the fundamental forces of nature.<br />2. *Chemistry*: The study of substances, their properties, and how they interact.<br />3. *Biology*: The study of living organisms and their interactions with the environment.<br />4. *Earth Science*: The study of the Earth, including geology, meteorology, and oceanography.<br />5. *Astronomy*: The study of celestial objects and the universe beyond Earth.<br />