Q19 of 199 Page 185

State one observation from everyday life which shows that sound travels much more slow than light.

During rain we see the lightning first and then we hear the sound followed by it, is a live everyday example which shows that light travels faster then sound.


More from this chapter

All 199 →
17

A jet aircraft flies at a speed of 410 m/s. What is this speed known as?

 18

What is meantby supersonic speed?

 20

Name the two types of waves which can be generated in a long flexible spring (or slinky).

 21

A stone is dropped on the surface of water in a pond. Name the type of waves produced.