Natural Disasters Crossword

123456
Across
  1. 3. Virus causing breathing infections
  2. 4. Heat that burns the forest (2 words separated by a space)
  3. 6. Storm with lightning strikes
Down
  1. 1. Expulsion of lava and gases from a mountain with a hole (2 words separated by a space)
  2. 2. Giant wave
  3. 5. Shaking of the Earth