Across
- 2. fossil fuels are the result of ____ decomposition
- 4. when burning fossil fuels ___ get released into the atmosphere
- 6. country that uses the most fossil fuels
- 10. name of sources that can be replenished in a lifetime
- 12. comes from the Greek word energeia
- 13. world’s most expensive fossil fuel 2021
- 14. the most abundant energy in the world
Down
- 1. produces pollution and will run out eventually
- 3. how many types of fossil fuels are there?
- 5. cheaper than normal gas
- 7. consequence for the world due to the use of fossil fuels
- 8. how many types of renewable energy are there?
- 9. term, when absorbed energy warms the atmosphere and the surface of the Earth
- 11. renewable sources ___ economic problems