Advertisements
Advertisements
प्रश्न
State three important uses of echolocation.
Advertisements
उत्तर
Three Important uses of echolocation:
(i) It helps animals to communicate with each other. e.g dolphins use the echolocation to communicate with other dolphins.
(ii) It helps in navigation and to locate their prey.
(iii) It is used by them to hunt for the meal.
APPEARS IN
संबंधित प्रश्न
There is no atmosphere on moon. Can you hear each other on the moon's surface?
Choose the correct word/words to complete the following sentence :
When sound travels in a medium ____________
What is a longitudinal wave? In which medium: solid, liquid or gas, can it be produced?
If you place your ear close to an iron railing which is tapped some distance away, you hear the sound twice. Explain why?
How does the following factor affect, if at all, the speed of sound in air:
Frequency of sound
The correct statement is :
What is meant by the term wave motion?
Does sound require a material medium for transmission?
Does ultrasonic in a medium travel faster than the audible sound?
How will the following factors affect the speed of sound in air:
Pressure of air.
