PHYSICS PLAY

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Across
  1. 2. Advantage or strong point of a theory
  2. 4. Metal that allows current easily
  3. 5. Constant in Wiedemann–Franz law
  4. 6. Basic assumptions of a theory
  5. 8. Impurity and temperature influence this
  6. 9. Modern electron theory using quantum mechanics
Down
  1. 1. Copper & aluminium belong to this group
  2. 2. Total resistance = sum of individual parts
  3. 3. Limitation or drawback of a theory
  4. 7. Electrons are treated like free gas in this theory