1.What is the highest mountain on the earth and how high is it?
1.What is the highest mountain on the earth and how high is it?
1.What is the highest mountain on the earth and how high is it?
2.What is the deepest point in the ocean and where is it?
3.Which is the longest river on earth and how long is it?
4.What is the distance from the earth to the moon?What is it to Mars?What is it to the nearest star?
5.How far is it to the centre of the earth?
6.How high are the temperatures near the centre of the earth?
7.What is the longgest distance around the world?
8.How fast does a balloon travel?How about an aeroplane?How about a space shuttle?
1.世界上最高的山是哪一座?有多高?
2.海洋最深的是哪一点?在哪里?
3.世界上最长的河流是那条?有多长?
4.地球与月球之间的距离有多长?到金星的呢?到最近的行星的距离是多少?
5.到地球的中心有多远?
6.地球中心附近的温度有多高?
7.环绕地球最长的距离是什么?
8.一个气球的飞行速度是多少?飞机呢?宇宙飞船又如何?