CROSSWORD 2
1. Power, coming from the energy of falling or running water.
2. The second longest river in Europe. Originates in Germany,
Schwarzwald, and empties into the Black Sea.
3. Substances that make air, water, soil, etc. dirty.
4. Sand, stones, mud, etc. carried by water and left at the bottom of a
lake, river, etc.
5. A river or a stream that flows into a larger river.
6. Used water that contains waste substances from homes, factories and
farms.
7. The surface of the earth that is not sea.
8. The wide part of a river where it flows into the sea /A mouth of a
river into which the tide flows/.
9. The sea, located between Central and Northern Europe.
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The word in the bold column is ……………………………………..