有趣的一次实验

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1、有趣的一次实验篇一：一次有趣的小实验一次有趣的小实验记得有一次，我在电视上看到这样的一个实验：如果把两本书一张对一张地展开像洗扑克一样的相互交叉在一起，那你将会怎么拉也拉不开。为了证明电视上说的是不是真的。我便亲手做起实验来。我首先拿了两本厚度差不多的书，然后将它们一张对一张地展开像洗扑克一样相互交叉在一起。接着，我使出九牛二虎之力，可是怎么也不能把这两本书拔开。只见这两本书就像胶水一样，永远也分不开了。于是，我便思索起来：谁能拔开这两本书呢？就让家里最强壮的爸爸来拔开吧。我找来了爸爸，让他将这两本书拔开。虽然爸爸使出了浑身的力气，但是怎么也拔不开。最后，我又把全家人都叫了

2、过来，开始举行一个“拔书比赛”，那两本书又像是被胶粘上了一样，怎么也分不开，难道这两本书施了魔法吗？最后，爷爷给我们揭晓了答案：原来是摩擦力在起作用。这两本书相互叠在一起，如果用力拔的话就会产生摩擦力，拔的劲越大organizationsystemandworkingmode,theselectionofanumberofmunicipalstrengtheninggrouptobuildinnovationandstrengthentheorganizationofthebasiclevelorganizationsadvancedmodel.(seven)themanu

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4、Three,tofurtherstrengthenthegroup'sleadershipandteambuilding(a)tostrengthentheleague'sleadershipatalllevelsofconstruction.ContinuetodoagoodjobofmunicipalPartyCommitteeOrganizationDepartment"onthestrengtheningoftheCommunistYouthLeaguecadresmanagementopinionsimplementation.Topromotethegroupc

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7、talksystemgroupToweaveindividualconversationandcollectiveconversation,tostrengthenthecommitteesofalllevels,theStandingCommitteeoftheStandingCommittee,theestablishmentofasoundsystemofcentralgrouplearning,thesystemofinvestigationandstudy,thesystemofimportantissu