问题
选择题
有关误差的正确说法是( ) A.误差就是测量中的错误 B.采取多次测量取平均值的方法可以减小误差 C.误差是由测量者的粗心造成的 D.误差是完全可以避免的 |
答案
答案:B
有关误差的正确说法是( ) A.误差就是测量中的错误 B.采取多次测量取平均值的方法可以减小误差 C.误差是由测量者的粗心造成的 D.误差是完全可以避免的 |
答案:B
A
A. to enjoy swimming B. to learn skating C. to becoming thinner 小题2:A Lucy likes skating . What ad is she probably interested in? A. Icy World B.Water World C. Nancy’s Gym 小题3:You can call ____ when you want to swim A. 4556223 B. 88682526 C. 21518296 小题4:You can go to swim in Water World at ____ A. 8:00AM B. 9:30AM C. 10:00pm 小题5:Which costs the most for an adult? A. Keeping fit at Nancy’s Gym B. Skating in Icy World C. Swimming in Water World |