EASY
9th CBSE
IMPORTANT
Earn 100

What are electromagnetic waves? Give examples.

Important Questions on Sound

EASY
9th CBSE
IMPORTANT
Physics>Chapter 6 - Sound>CLASS ASSIGNMENT 1>Q 9
How do mechanical waves differ from electromagnetic waves?
EASY
9th CBSE
IMPORTANT
Physics>Chapter 6 - Sound>CLASS ASSIGNMENT 1>Q 10
How do sound waves differ from electromagnetic waves?
EASY
9th CBSE
IMPORTANT
Physics>Chapter 6 - Sound>CLASS ASSIGNMENT 1>Q 11
Do electromagnetic waves need any medium to travel?
EASY
9th CBSE
IMPORTANT
Physics>Chapter 6 - Sound>CLASS ASSIGNMENT 1>Q 12
How does the sound produced by a vibrating object in a medium reach your ears?
EASY
9th CBSE
IMPORTANT
Physics>Chapter 6 - Sound>CLASS ASSIGNMENT 1>Q 13
Suppose you and your friend are on the moon. Will you be able to hear any sound produced by your friend?
MEDIUM
9th CBSE
IMPORTANT
Physics>Chapter 6 - Sound>CLASS ASSIGNMENT 1>Q 14
In which of the three media. Air, water, or iron does sound travel the fastest at any particular temperature?
EASY
9th CBSE
IMPORTANT
Physics>Chapter 6 - Sound>CLASS ASSIGNMENT 1>Q 15
Why is sound wave called a longitudinal wave?
MEDIUM
9th CBSE
IMPORTANT
Physics>Chapter 6 - Sound>CLASS ASSIGNMENT 1>Q 16
Does sound follow the same laws of reflection as light does? Explain.