Download App

Echoes and Vibrations of Sound — Physics STD 10 — Question

ICSE BoardEnglish MediumSTD 10PhysicsEchoes and Vibrations of Sound2 Marks
Question
What is sound? What causes it to produce?
✓

Answer

A sound is a form of energy. It is that external physical cause that affects the ear to produce the sensation. Sound is produced only when some material body is made to vibrate.

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 "[2 Mark Question Answer]" from Echoes and Vibrations of Sound→Echoes and Vibrations of Sound — all question types→Physics STD 10 question papers→ICSE Board STD 10 question papers→ICSE Board question paper generator→

Similar questions

What are isotopes? Give one example.
→
How is kinetic energy possessed by a moving body measured?
→
What should be the minimum distance between source and reflector in water so that echo is heard distinctly?
(The speed of sound in water $= 1400 m s^{-1})$
→
Give scientific reason for the following:
It is easier to push a boy standing on one leg than on both legs.
→
Which scale of temperature is commonly used and why?
→
How is the refractive index of a medium related to the speed of light in it?
→
Define Simple machine
→
The voltage across a 3Ω resistance is 6 V. How large is the current? What is
the resistance of a filament lamp when a voltage of 3 V across it causes a current of 0.5 A?
→
What is a spectrum? Draw a labeled ray diagram to show the formation of spectrum of white light.
→
Where is a fuse placed in an electrical circuit? Name a material suitable for making a fuse wire.
→