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Anonymous Posted 14 years ago
Grammar

Sentence Correction

1. The flight of balloon is based on one basic scientific principle that says warmer air rises in cooler air.

2. Although its principle looks much old and simple for huge aircraft, each components of the balloon are surprisingly optimized to contribute to successful flight.

Those two sentences look so unnatural, but I don't know how to modify them. Can someone help me?
  

Top answer

) The flight of balloons is based on a basic scientific principle that says warmer air rises in cooler air. ) Although the principle looks very old and simple for a huge aircraft, each component of the balloon is suprisingly optimized to contribute to successful flight. - Chris

  • ) The flight of balloons is based on a basic scientific principle that says warmer air rises in cooler air.
  • ) Although the principle looks very old and simple for a huge aircraft, each component of the balloon is suprisingly optimized to contribute to successful flight.
  • - Chris
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1 Answers
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1.) The flight of balloons is based on a basic scientific principle that says warmer air rises in cooler air.
2.) Although the principle looks very old and simple for a huge aircraft, each component of the balloon is suprisingly optimized to contribute to successful flight.

- Chris

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