Physics

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Across
  1. 2. A magnifying glass is what type of lens
  2. 3. Object that allows light to pass through partially is called
  3. 6. Which Scientist is well known for his theory of relativity
  4. 7. Newton’s first law
  5. 8. Metal expands when heated and do what when cooled
  6. 9. The wire inside a bulb is known as
  7. 10. Electric resistance is typically measured in what units
Down
  1. 1. An invisible force that pulls objects towards the earth
  2. 4. Which is the unit of sound
  3. 5. When light bends as it enters a different medium the process is known as what