EASY
8th CBSE
IMPORTANT
Earn 100

What do you understand by propagation of sound?

Important Questions on Sound

EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 13 - Sound>Test Your Learning Outcome>Q 2
Particles in a medium while vibrating move only 'to and fro' and they do not drift away. What is this 'to and fro' movement of particles called?
MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 13 - Sound>Test Your Learning Outcome>Q 3
In a vibration or a wave displacement of particles is along an axis. Draw a wave to show the crest, trough and the source of sound.
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 13 - Sound>Test Your Learning Outcome>Q 4
What is wavelength?
MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 13 - Sound>Test Your Learning Outcome>Q 5
What is amplitude?
MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 13 - Sound>Test Your Learning Outcome>Q 1
We do not hear the sound of the exploding meteors in the sky, though we see them. Why?
MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 13 - Sound>Test Your Learning Outcome>Q 2
How does the sound of thunder in the clouds and the sound from flying supersonic jets reach our ears?
MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 13 - Sound>Test Your Learning Outcome>Q 3
Through which medium we hear the sound from a running train?
MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 13 - Sound>Test Your Learning Outcome>Q 4
Through which medium whales and dolphins communicate?