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2016春八年级数学下册 小专题突破一 三角形的证明课件 (新版)北师大版

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cience? Inherent ChallengesFRONTIERS . . .Probing the Stellar Graveyard The current FRONTIERS’ talk explores the life-cycle of stars and the remnantsthey leave behind: black holes, neutron stars and white dwarfs. Students hearhow the emerging field of gravitational wave astronomy will reveal the secrets of the graveyard.? Science/Astronomy Intro? Engineering/Technology Finish? Change of pace? Materials for the teacher!FRONTIERS . . .Life CyclesFRONTIERS . . .Life CyclesFRONTIERS . . . Gravitational Wave AstronomyHORIZONS . . .Involving scientists munity outreach, near and far?Research scientists involved munity outreach ? Custom match between scientist’s interests munity needs? Respectful of scientist’s time? Designed to inspire interest in science and enhance traditional education efforts

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