Mindset| Motivation | Money on Instagram: "This video is a perfect example of how energy density changes everything. ☀️🔍 Sunlight reaches Earth as nearly parallel rays, spread over a wide area. On its own, that energy feels mild. But when a magnifying glass or parabolic mirror bends those rays to a single focal point, the same energy is compressed into a tiny space. The result is a dramatic spike in temperature. At the focal point, radiant solar energy converts into intense thermal energy, easi