does light have matter?does light have mass?how is light created or produced?does light have any relation to heat?light spectrum varies greatly, so if light doesn't have matter or mass, how do we get burned? how does light provide energy without matter?how do we know what light is made of (photons)? light has to be constantly moving, at 180k mps, so how can one study it?
dont be intimidated or make it greater complicated than it relatively is.. relax... if i've got been to respond to your above question, all i could care approximately is that I also have a pink mild, era. next area, eco-friendly arrow pointing left could propose site visitors in the left turning lane can turn left, not significant,, it would desire to be the subsequent lane or 2 lanes, if there's a eco-friendly arrow to the left often the site visitors opposite may additionally turn left yet each and every intersection is distinctive and that i'm specific there are actually not any questions that particular... you are able to basically answer and concentration on your sign and administration your automobile.. i'm specific you will do superb. it is going back to fundamentals... pink, provide up, yellow yield, and eco-friendly flow, continually undergo in suggestions you are able to turn left on a pink from a one way highway onto a one way highway until eventually published otherwise, after combating.
