## Gravitation and Atomic Bomb |

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aphelion assumed astronomers atomic bomb auto beta particles BODIES ABSORB body fall chain reaction clouds of cosmic compressed conic sections considered cosmic dust deﬂected direction distance earth eclipse electric current energy equation of four equations of relativity explanation ﬁeld ﬁgure ﬁnger ﬁrst ﬁssion force of gravity four variables fourth dimension geometry gravity is caused gravity particles gravity waves hypothesis illustration inertia inﬂuence Laplace theory law of gravity magnetic current magnetic needle magnetic pole mathematics matter miles per second motion nebular theory neutron Newton's law nucleus ocean outer electrons particles or waves planet Mercury pressure produced proportion proposition proton push raindrops ray of light reason revolving right angles rotation satellite solar system solid south magnetic pole space sphere spiral nebulae square stars straight line substance surface swiftly moving body takes tangent tion universe uranium 235 velocity of light waves moving waves of gravity whirl whirlpool