SBU TBP Crossword 9/16

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Across
  1. 3. A device that amplifies signals.
  2. 4. Study of forces and their effects on materials.
  3. 5. Programs that control a computer's operations.
  4. 8. A method to find the value of an unknown variable in equations.
  5. 9. A substance that flows, including liquids and gases.
Down
  1. 1. Component that stores electrical energy.
  2. 2. A structure that connects two points, typically over an obstacle.
  3. 4. Natural satellite of the Earth, often a target for space missions.
  4. 6. The basic unit of a chemical element.
  5. 7. Property of material that can return to its original shape after deformation.