A World of Change Vocabulary

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Across
  1. 2. Very serious or extreme.
  2. 4. A dangerous thing that could hurt someone.
  3. 5. When something suddenly falls down.
  4. 8. Great damage
Down
  1. 1. Impossible to know what will happen next.
  2. 3. A very serious emergency.
  3. 6. To change something.
  4. 7. A very large amount.