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pattiluce pattiluce
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6 years ago
Who discovered X-rays?
 
  a. Albert Einstein
  b. Werner Heisenberg
  c. Max Planck
  d. Wilhelm Roentgen
  e. Marie Sklodowska Curie
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CelestialCelestial
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6 years ago
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pattiluce Author
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6 years ago
Just got PERFECT on my quiz
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2 hours ago
This calls for a celebration Person Raising Both Hands in Celebration
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