The transfer of thermal energy from one substance to another through which requires no physical medium:

🧠 Explanation:

Radiation transfers thermal energy without a physical medium. Knowing this helps students and science enthusiasts understand heat transfer. Radiation is key for studying physics or environmental science in school. Learning this helps with science projects or exploring energy. It’s useful for science classes, making it relevant for understanding heat. Knowing radiation’s role helps students grasp its mechanics, ensuring better comprehension for academic work or general knowledge about energy transfer in scientific contexts.