Q. A nuclear bomb exploded $200\ km$ above the surface of moon. The sound of explosion on the moon
A) Will be heard before the explosion is seen
B) Will be heard at the same time
C) Will be heard after explosion
D) Will not be heard at all
Explanation
(d) Because sound waves require medium to travel through and there is no medium (air) on moon’s surface
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.