Labels:daily | encyclical | fence | sky OCR: recent origin. The term black hole is of merican was coined in 1969 by raphic scientist John Wheeler a back at least description an idea tha vhen there two hundred vears to a one which were two theories about composed of Newton favored, was that was made of particles; the other was illy both waves. We know th wave/ /particle theories are correct. Bv light can be duality of quantum mecha particle. regarded as both a wave made up of Under the theory that ligl would respond waves, it was not clear he osed of to gravity. But if light em be particles, one might expe way that affected by gravity in the lets are cannonballs, rockets, and cles oflight first people thought that SY wericam scientisi years knou coIrect
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