Multiple choice

Which of the following statements is/are true?

  1. Air helps in the movements of sailing yachts.

  2. Air helps in the movements of a kite.

  3. Air helps in the movements of aeroplanes and gliders.

  4. All of the above

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

Air helps in the movements of sailing yachts, gliders, aeroplanes and kites.