Perfect 10 Crossword Puzzle

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Across
  1. 3. farmland or farming
  2. 4. an early ancestor of humans
  3. 5. a frozen corpse found in the alps in 1991
  4. 7. an australopithecus discovered by doland johanson
  5. 8. to divide amongst a group
Down
  1. 1. the time before there was writing
  2. 2. a time where many places around the world began to experience periods of freezing weather
  3. 6. people who hunt and gather wild plants to survive