Tower and Town, July 2023 (view the full edition)Fabulous Facts About LightHow does the eye detect light? Our eyes are very interesting when it comes to facts. But what happens when the eye sees light? Light is an energy that zooms around very quickly. It bounces or reflects off most objects or materials; however, when light hits your eye it shoots right into your eye through the pupil at the front. The eye then sends signals to your brain. That's what we call seeing.Where does the light come from? Light can come from lots of different sources, such as: the sun, stars, torches, lamps and candles. Some sources of light are so powerful that they can damage our eyes if we look directly at them. Light always travels in straight lines and is faster than anything in the universe. What is a light year?
Light and Heat Light is one of the important ingredients to our Earth and Universe. On the one hand, heat is a very general term, which includes all sorts of energy associated with temperature. On the other, it includes: the kinetic energies of particles jiggling around and the potential energy connected with the forces between them. Hopefully these facts have brightened your day and not blinded you. Jessica |
Light year is the distance light travels in one year. Light zips through the interstellar space at 186,000 miles per second and 5.88 trillion miles per year.