Across
1
Where river meets the sea
5
Distance north or south of equator
6
Large slow-moving mass of ice
8
Line dividing two countries
10
Piece of land jutting into the sea
Down
2
Largest hot desert in the world
3
Half of the Earth
4
Flat grassland in tropical regions
7
One of seven major landmasses
9
Mountain that can erupt with lava