Unit 7 Vocabulary

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Across
  1. 3. using science and math to design and build things like roads and bridges
  2. 6. when something is good enough to meet basic requirements
  3. 7. describing someone who is happy
  4. 8. people who help other people
  5. 10. a place where research is done
Down
  1. 1. something that is just right for a special reason, for example a warm coat for cold weather
  2. 2. when you buy now but pay later, or getting praise for something good you did
  3. 4. a very cold refrigerator
  4. 5. special clothes that people from a special group wear; like the military or from school
  5. 9. when you need to give something like money back because you borrowed it from them