Vocab review - Describing inventions

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Across
  1. 3. easy for people to use
  2. 5. can be used in daily situations
  3. 8. able to save a lot of time
  4. 9. able to buy and not expensive
Down
  1. 1. having a very great effect
  2. 2. very important
  3. 4. able to be recharged
  4. 6. using new methods or ideas
  5. 7. the most modern, the newest