问题
选择题
珠穆朗玛峰峰顶比同纬度海平面
A．白昼略长
B．黑夜略长
C．自转线速度略小
D．自转角速度略大
答案
答案：A
与同纬度海平面比较，自转角速度相等；因半径加大，自转线速度加大；高山之巅日出早、日落晚，故白昼略长，黑夜略短。
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珠穆朗玛峰峰顶比同纬度海平面
A．白昼略长
B．黑夜略长
C．自转线速度略小
D．自转角速度略大
答案：A
与同纬度海平面比较，自转角速度相等；因半径加大，自转线速度加大；高山之巅日出早、日落晚，故白昼略长，黑夜略短。
Hello, my name’s Lingling and I live in Beijing. Beijing is a big 1 in China. I’ve 2 a small family. My parents are factory workers. I can swim 3 I can’t sing. Tony and Daming are my 4 . Daming is in my class at school. We are in Miss Li’s class. Where 5 you from? Can you speak Chinese?
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