Show My Heat I J I t is this thi thing you call heat Try T y t to VV ta rr that and you are up up against some some- hi g. g as mysterious ms as electricity Until i f e rs rs i ago go scientists believed that heat was wasp an factual F substance a a. form of matter matter like like beefsteak beef- beef teak steak or coal Now we know that he heat J i is is in it invisible sibIe with no weight no dimensions no no sub sub- Distance is r c 1 It It Itcan can be produced by s sunlight t fir fire I friction or chemi chemical al action tron XO get t j. fa r sens sensation ti n of if of w warmth fro i the hat SUmmer f lun You can get the same sensation n In in zero feather reather by drinking enough whisky or rubbing our our palms briskly I Crush a lump Jump of sugar into particles granulated g an sugar Crush one of those particles End nd you OU have powdered red sugar Can you break that sugar finer Yes D on a a. hot stove it brea breaks s up into particles e of smoke of f smoke If you jad physical means means for g If It you could keep ir n breaking up each p ti l of smoTe smoke e almost Indefinitely I l dow down to infinitely small p articles Called lIed atoms ams which are grouped tog together ther into molecules There are a a. billion times a billion t such molecules in a cubic cubit inch of air t r r. At absolute zero degrees below zero zeroy y centigrade I there then is no heat and all aU molecules r rare are re motionless motionless absolutely solid Begin raising the temperature and the molecules start moving revolving around each other like a swarm swarn of flies more th the temperature is increased the faster the molecules move They los lose the prop prop- j rt called cohesion and at certain temperatures i they he vaporize vaporize fly apart into smoke or gases i Heat iron Its molecules swarm wildly Th The Theiron Theiron I iron iron becomes liquid ready for the molder to toj j pour ur Heat it more The molecules fly off t. t tinto into o a vaporized state and the i iron on vanishes from sight TJ k That Thatis is the process going ng on In you wh when n you com complain lain of the s summer heat brought from the st sun Jp o you by light waves As you get jotter r it merely means that th the molecules that t ke up your our body are swarming or revolving i inore ore wildly If the heat reached sufficient in- in you'd disintegrate into smoke Another j rise would turn you into invisible gas Your j body ody desiring to remain together suffers from J th the heat which tries to disintegrate you And yet yet- Heat it is that keeps you go going ng |