Across
- 3. - A fossil fuel used for heating and generating electricity
- 4. - An artificial lake behind the dam
- 5. - Important non-metallic mineral
- 6. - It improves the quality of soil
- 7. - Substances found deep under the earth's surface.
- 9. - Crops grown in the summer season
- 10. - The practice of supplying land with water so that crops will grow
Down
- 1. - Formed by the breaking up of rocks made of lava
- 2. - Water falls from a height to generate electricity
- 8. - Soil used to make bricks