SOUNDS CROSSWORD

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Across
  1. 4. Trough what does sound travel?
  2. 5. Type of sounds. When you use less force.
  3. 7. Types of sound.When you use more force.
  4. 8. Something that sounds come from.
Down
  1. 1. Sense organ which helps to hear sound.
  2. 2. The matter trough which sounds travel hard.
  3. 3. How sound is made?
  4. 5. The matter trough which sounds travel best.
  5. 6. Place where sounds can't travel.