Fin De L'annee BINGO

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Across
  1. 2. What is half of the diameter
  2. 4. What province used to be known as Acadia
  3. 7. What is the name of heat moving in electromagnetic waves
  4. 9. The hardest thing to colour (geography)
  5. 10. What is the hardest mineral
Down
  1. 1. What country started WW2
  2. 3. What is a 90 degree angle called
  3. 5. 3.14159
  4. 6. What is the name of heat travelling from one thing to another by physical contact
  5. 8. The smallest continent