Solve these clues to fill the grid.
- An extremely cold continent at the south pole almost entirely below the ___ Circle
- 5 Across
- To cause to repeat a cycle
- 7 Across
- To bring to humbler or weaker state or condition
- 10 Across
- The process whereby heat changes something from a solid to a liquid
- 11 Across
- Undesirable state of the natural environment being contaminated with harmful substances as
- 1 Down
- The offspring at one birth of a multiparous mammal
- 2 Down
- A plant consisting of one or more buildings with facilities for manufacturing (plural)
- 3 Down
- The largest island in the world
- 4 Down
- Frozen water
- 6 Down
- The star our planet orbits
- 8 Down
- A division of an ocean or a large body of salt water partially enclosed by land (plural)
- 9 Down