We explore the principle of energy conservation in closed systems and examine the distinctions between renewable and non-renewable energy sources, highlighting their environmental and societal impacts...We explore the principle of energy conservation in closed systems and examine the distinctions between renewable and non-renewable energy sources, highlighting their environmental and societal impacts. By emphasizing the interdisciplinary nature and relevance of these topics, educators can inspire students and highlight the importance of energy in solving current and future scientific and technological challenges.