题目

某物理研究学习小组在探究物体所受重力大小与物体质量关系时，实验记录如下表：物体物体质量m/kg重力G/N比值G/m（N/kg）比值G/m的平均值（N/kg）物体10.11.010 物体20.22.110.1物体30.32.99.7物体40.44.010物体50.55.010物体60.66.010（1）在探究过程中，需要的测量工具有                 、                   （2）在上表空白处填上比值G/m的平均值（3）根据表中数据，在图19中画出G—m的图像。（4）分析表中实验数据及图像，得出的结论是     �Sunny English ClubFor students16:00 ~ 18:00   Every Saturday200 yuan a month9 Zhou Yu StreetTel: 3786290Foreign teachers, English songs and films and more!Ocean Museum9:00~17:00  From Thursday to Sundayticket: 50 yuan132 Xue Yuan StreetTel: 5439871Show you a full picture of sea lives!Health Centre9:00 ~ 17:0016 Yong Le StreetTel: 3801451Free examinations for those over 70Give you good advice to keep healthy! 【小题1】 Sunny English Club is for ______.A．nursesB．policemenC．businessmenD．students【小题2】You will pay ______ if you want to stay in the English club for half a year.A．300 yuanB．600 yuanC．1,200 yuanD．2,400 yuan【小题3】You can visit Ocean Museum ______.A．on SaturdayB．on Wednesday C．on MondayD．anytime【小题4】 One can get free examinations in Health Centre if he is ______.A．9B．17C．67D．73【小题5】If you are interested in the life of fish, you should go to ______.A．Health CentreB．Ocean Museum C．Sunny English Club D．16 Yong Le Street