Across
- 4. fuels coal, oil, gas are the forms of this energy
- 7. bad health caused by having too little food
- 8. without drivers
- 10. forms of energy can be produced as quickly as they are used
Down
- 1. have a lot of spaces
- 2. without money
- 3. a very poor and crowded area
- 5. illegal activities
- 6. too many people living in a small place will cause this problem
- 9. abundant, there is a lot of it available