—8,844.43 meters. It's a popular place with mountain climbers.
A:how high is Qomolangma
B:how long is Qomolangma
C:how high Qomolangma is
D:how long Qomolangma is
以“和 在一起”为题,写一篇作文。
要求:①先将题目补充完整;②要有真情实感。③立意自定,文体自选(诗歌除外);④不少于600字;⑤文中不得出现真实的人名、校名、地名。
用弹簧测力计在空气中称得一石块重为1N,将石块完全浸入水中,弹簧测力计的示数为0.6N,则石块在水中受到的浮力为____ N,石块的密度为____ g/cm3(g取10N /kg).