science crossword puzzle

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Across
  1. 3. what was the lab that was very hard to put together
  2. 5. woody shrub or tree in our reading
  3. 7. what is the super continent also referred to as
  4. 8. reptile like crocodile creature in our reading
  5. 9. what 2 continents look like they were once connected
  6. 10. a word that means shovel like creature
Down
  1. 1. things like rivers and mountains are known as
  2. 2. proposed theory of super continent
  3. 4. the idea that all earths continents were once joined together in one super continent named
  4. 6. remains of something that was once living