题目

This year marks 45 years since Neil Armstrong became the first person to walk on the moon,taking“one small step for man and one giant leap for mankind.”Overall,12 American astronauts have walked on the lunar landscape,the last doing so in 1972. Enthusiasm for space travel has always increased and decreased.In 2010,President Barack Obama cut funds for a NASA mission that would haveput humans back on the moonby 2020.“I understand that some believe that we should attempt a return to the surface of the Moon first,as previously planned.But I just have to say here:We’ve been there bef在“观察水的沸腾”实验中，实验小组得到下列实验数据：（1）从记录数据得出的实验结论是：此时水沸腾的温度为______；（2）请在方格纸上健全坐标，画出“温度-时间”关系图象．（注意画图时请采用正确的实验数据）时间（分）…6789101112131415…温度（℃）…95969798999999999999…（3）根据沸腾时“时间-温度”图象反映的水沸腾规律是：______．