Across
1
Largest ocean on Earth
4
Low area between mountains
5
Where river meets the sea
9
Line dividing two countries
Down
2
Region between the two tropic lines
3
Distance east or west of prime meridian
5
Imaginary line around the middle of Earth
6
Goods brought in from another country
7
Landform where river meets the sea
8
Vast body of salt water
10
Dry land with little rainfall