Hey people...What was that WHITE (?) board some one wrote a little while back?That reflects light really well? What is its trade name,and were do we find it in Oklahoma.?? Thanx in advance.....DK
Dear Sir.Whilst I'm not a Physics Major,here are some FACTS. Sun radiation is a form of energy in its most pure form.It has visible and invisible spectrums Light we see is composed of photons which t
Ooops, I should have said light speed is 300,000 kilometers per second or 186,000 miles per second. I stand corrected. :-< .....Gary mentioned the speed of sound as 740 miles per hour, however sound
Ok everybody let me clarify the first question.....White building/black It's like this, White building when you want to stay cool when the sun shines. Black building when you want to stay warm in the