l46课件

themoon，andthespacebetweenthem2Whycan’tmanystarsbeseen?Becausetheyaretoofaraway3Informationaboutthemoon1)travelaroundtheearth(oursatellite)2)Quitenearus(380，andthestars，000kilometresaway)3)visitedbyman4Whatareman-madesatellitesusedfor?1)forustolearnmoreabouttheearth，nomanhastravelledtotheotherpartsoftheuniverse5)Manycountrieshavesentupman-madesatellites6)OnlyChinacansenditsTvandradioprogrammestoforeigncountries7)Thesatelliteshelpustolearnmoreabouttheuniverse8)Peoplefromdifferentcountriesunderstandeachotherbetterbecausetheearthisbecomingsmaller1What’stheuniverse?Theearth，thesun，Lesson46Theuniverseandman-madesatellitetheuniversethesuntheearththemoonstarsspacespacemanbyspaceshipman-madesatellitetravelaroundtheearthTrueorfalse1)Manyofthestarsintheuniversearetoofaraway2)Themoonisthesatelliteoftheearth3)Themoonis380000kilometersawayfromthesun4)Sofar，theweatherandotherthings2)forsendingandreceivingmessages(forsendingitsTVandradioprogrammestotheothersideofthewor，