Probing

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Across
  1. 1. Exploring or Investigating a cause.
  2. 5. A person who studies marine life/ecosystems. They study plate tectonics and the geology of the ocean floor.
  3. 7. Produced or made.
  4. 8. To give or be a reason for completing a task.
Down
  1. 2. A chemical reaction that produces visible light.
  2. 3. to seize or hold.
  3. 4. Something meaningful or important
  4. 6. Force that makes a flow of water strong or weak.