Multiple choice

Where can supersonic planes fly?

  1. stratosphere

  2. mesosphere

  3. thermosphere

  4. exosphere

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Supersonic planes and Concorde-style aircraft often fly in the lower stratosphere. The air in this layer is extremely dry and thin, which reduces drag and allows for smoother, faster flights above the turbulent weather of the troposphere.