Download App

Sound — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceSound1 Mark
Question
What is meant by supersonic speed?
✓

Answer

Supersonic speed refers to the speed of an object which is greater than the speed of sound.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "One word answer." from Sound→Sound — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

How many times is a proton heavier than an electron?
→

Name a protozoan disease of honey bee.

→
List any three characteristic of colloid.
→
Which subatomic particle whose relative charge is:
  1. Chadwick?
  2. Thomson?
  3. Goldstein?
→
Name two other sea food items except fish.
→

What percent of cropped area of India is still unirrigated?

→
Name the book in which Robert Hooke published his work.
→

Define nitrification.

→
Write the factors on which irrigation requirements depend.
→
Give one example of a motion where an object does not change its speed but its direction of motion changes continuously.
→