Physicseasy · Past Paper
Why do we hear thunder several seconds after seeing lightning?
AThunder is produced later
BSound travels much slower than light
CLight travels slower in air
DSound waves are absorbed by clouds
✓ Correct Answer: B — Sound travels much slower than light
The speed of light is about 300,000,000 m/s, whereas sound travels at only about 340 m/s in air, causing a significant time delay.
Share this question
More from Physics
- If a force of 10 N acts on a body and the body is displaced by 2 m in the direction of the force, the work done is:
- Which of these is used to change the voltage in an AC circuit?
- Water stored in a dam possesses:
- What happens to the wavelength of a sound wave if its frequency is doubled while keeping speed constant?
- What is the power of a plane glass plate?