Movement crossword puzzle

12345678
Across
  1. 2. 4 wheeled personal ground transport
  2. 3. community ground transport
  3. 5. travels on rails
  4. 6. synonym for movement
  5. 8. hyperfast rail transport
Down
  1. 1. ground transport powered by people
  2. 3. water travel
  3. 4. original air travel
  4. 5. rented ground transport
  5. 7. has rails below and above