Module 3 week 2 vocab

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Across
  1. 1. A machine or method that is more complex than others
  2. 3. Animals, such as cattle or sheep, which are kept on a farm
  3. 6. Something that is made up of different types of things which are difficult to put into one category
  4. 7. Secret system of writing you use to send messages
Down
  1. 2. Someone or something is chasing you are your ______
  2. 4. Set of rules that form the basis of a subject
  3. 5. All of the people who live together in a house