Multiple choice

Prime Meridian is longitude of

  1. 10° W

  2. 20° E

  3. 180° W

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

The Prime Meridian is the 0° longitude line, which passes through Greenwich, London. It serves as the reference point from which all other longitudes are measured. Longitudes west of this line are labeled W and east are labeled E.