Transportation

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Across
  1. 1. I have wings and tail.
  2. 3. I am small. I have three wheels.
  3. 4. I am long. I walk on the rail.
  4. 6. I'm big. I can carry more than ten people.
  5. 7. I can carry big things. I have a big box to carry it and I have big wheels too.
Down
  1. 2. I can fly to space. I let out fire so I can fly fast through the atmosphere.
  2. 5. I'm white. I have a siren. I can get sick people to the hospital faster.