crossword puzzle social studies

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Across
  1. 3. a graph showing the maximum combinations of two goods an economy can produce
  2. 4. resources that are used to produce goods and services.
  3. 7. the ability to organize productive resources and take risks to start a business
  4. 10. things people would like to have but do not need to survive.
  5. 12. giving up one thing to get something else.
Down
  1. 1. things necessary for survival,such as food, water, clothing, and shelter.
  2. 2. the value of the next-best alternative given when making a choice
  3. 5. something that motivates a person to take a particular action
  4. 6. human made resources such as tools, machines, and equipment
  5. 8. the condition of having limited resources to satisfy unlimited wants.
  6. 9. the human effort used to produce goods and services
  7. 11. natural resources used to produce goods and services