Across
- 2. a device that collects sunlight for energy
- 5. a negative aspect or drawback
- 6. a number that multiplies a variable in math
- 11. a person who speaks for others
- 12. learning new skills for a job
- 13. a substance that provides energy when burned
- 16. a letter that represents a number in math
- 17. a machine that uses wind or water to create energy
- 18. a person who buys goods and services
Down
- 1. a type of fuel used for cars and cooking
- 3. a positive aspect or benefit
- 4. special clothing worn by workers or students
- 7. a number that does not change
- 8. a person receiving medical care
- 9. a group of people who make decisions for the city
- 10. the part of your body that helps you think
- 14. energy that does not harm the environment
- 15. the leader of a city