Across
1
Height above sea level
5
Half of the Earth
6
Distance north or south of equator
7
Region between the two tropic lines
8
Physical features of land
10
Low area between mountains
12
Large natural elevation of earth
Down
2
Wearing away of land by water or wind
3
Low-lying land surrounded by higher ground
4
Chain or group of islands
9
Where river meets the sea
11
Long-term weather patterns of an area