横向
1
Height above sea level
6
Total number of people in an area
7
Tool for finding directions
8
Body of water surrounded by land
9
One of seven major landmasses
10
Landform where river meets the sea
11
Imaginary line around the middle of Earth
14
Steep rock face at edge of land
纵向
2
Largest hot desert in the world
3
Region between the two tropic lines
4
Half of the Earth
5
Region surrounding the North Pole
7
Piece of land jutting into the sea
12
Land surrounded by water on three sides
13
Large area covered with trees