Vocabulary

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Across
  1. 3. – to consume completely (written as one word, no spaces)
  2. 6. – how much something is worth
  3. 9. – the period when machines started being used in factories (written as one word, no spaces)
  4. 10. – water that is not salty (written as one word, no spaces)
  5. 18. – things stored to be used when needed
  6. 19. – a complete change
  7. 22. – a black rock burned for energy
  8. 23. – the quantity of something
  9. 24. – a lack of what is needed
Down
  1. 1. – a reddish metal used for wires and coins
  2. 2. – wood that has been cut and shaped by humans
  3. 4. – able to be maintained without harming the environment
  4. 5. – a risk or danger
  5. 7. – sticky substance produced by the nose, especially during a cold
  6. 8. – material used to power engines or fires
  7. 11. – something that can be used to help do something
  8. 12. – when children are forced to work (written as one word, no spaces)
  9. 13. – the combination of things into one
  10. 14. – a heavy metal used for tools and buildings
  11. 15. – something that is in the way
  12. 16. – the first model of something
  13. 17. – an inventory of goods
  14. 20. – no longer in use
  15. 21. – a strong metal made from iron