北師大版英語(yǔ)高二下冊(cè)u(píng)nit20newfrontiers之二-文庫(kù)吧資料
2024-11-26 13:32本頁(yè)面
【正文】 powered Hubble telescope Its birth has aroused a burst of interest in space again Why has the Hubble Telescope caused people to be interested in space again? Because with its help , astronomers could observe space with out the Earth is atmosphere being a barrier How has it helped us in the exploration of space ? First ,it has provided views of such phenomena as dying stars and black holes. Second, over fifty new plas have been located beyond our solar system. The International Space Station The International Space Station Its location:___________________ Its purpose :__ Some further space projects___ In the Earth`s orbit Working as a permanent manned scientific base, to research life in space and provide a stepping stone will be send out in
教學(xué)課件相關(guān)推薦
鄂ICP備17016276號(hào)-1