H3 Physics is an extension of H2 Physics and is a more advanced course offered in Junior Colleges (JCs) in Singapore. H3 Physics covers topics beyond the scope of H2 Physics and provides students with a more in-depth understanding of advanced physics concepts.

H2 Physics covers a broad range of topics such as mechanics, thermal physics, waves, optics, electromagnetism, quantum physics, and nuclear physics. It provides a good foundation in physics and prepares students for university-level courses in physics, engineering, or related fields.

H3 Physics, on the other hand, covers topics beyond the H2 Physics curriculum, such as astrophysics, particle physics, relativity, and cosmology. It requires a higher level of mathematical proficiency and critical thinking skills, and is recommended for students who are passionate about physics and intend to pursue further studies or careers in research, academia, or related fields.

The main difference between H2 Physics and H3 Physics is the level of depth and complexity. H3 Physics is more challenging and requires a higher level of proficiency in physics, mathematics, and critical thinking skills than H2 Physics. It is a specialized course for students who have a strong interest in physics and are seeking an extra challenge beyond the standard H2 Physics curriculum.

In terms of university admissions, H3 Physics is not a requirement for most undergraduate courses. However, it is a valuable asset for students who are planning to pursue further studies or careers in research, academia, or related fields. It can also be beneficial for students who wish to differentiate themselves in their university applications by demonstrating their passion and proficiency in physics.