MEDIUM
8th CBSE
IMPORTANT
Earn 100

Why sound cannot travel through vacuum (or through outer space)?

Important Questions on Sound

EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Short Answer Type Questions>Q 71
What type of pollution is caused by the working of mixer and grinder in the kitchen?
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Short Answer Type Questions>Q 71
Why should we not put a pen or pencil in our ears?
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Short Answer Type Questions>Q 72
Name any two common musical instruments and identify their vibrating parts.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Short Answer Type Questions>Q 73
What is the difference between noise and music? Can music become noise sometimes?
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Short Answer Type Questions>Q 74
Draw a labelled diagram of larynx and explain its functions.
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Short Answer Type Questions>Q 75
Give two causes of noise pollution from the homes.
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Short Answer Type Questions>Q 75
What are the usual causes of the partial hearing loss suffered by a person?
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Long Answer Type Questions>Q 76
How can you show that sound cannot travel through a vacuum? Draw a labelled diagram of the apparatus used.