Skip to content
MCQtimes.com
GK
Pakistan Studies
Current Affairs
Islamic Studies
English
MCQtimes.com
Toggle Menu
Sound Waves
Home
/
General Science
/
General Science for Class 7
/
Sound Waves
- Page 13
Show/Hide Answers
Sound Waves
Animal that uses echoes is known as
bat
snake
rat
rabbit
Author:
rikazzz
Comment
Sound Waves
The note also depends on
diameter of the drum
thickness of string
tension of string
distance of wind holes
Author:
rikazzz
Comment
Sound Waves
The number of sound waves sent per second is known as
wave front
wavelength
frequency
amplitude
Author:
rikazzz
Comment
Sound Waves
The louder the sound is, the more the amplitude it
can
will
is
has
Author:
rikazzz
Comment
Sound Waves
In air, change in pressure produces
sound waves
vibrations
light waves
thermal energy
Author:
rikazzz
Comment
Sound Waves
Sound created by musical instruments is amplified by
increasing string vibration
decreasing string vibration
wooden sound box
metallic sound box
Author:
rikazzz
Comment
Sound Waves
The medical use of ultrasound is to detect
baby
cancer cells
infected parts of the body
damaged organs
Author:
rikazzz
Comment
Sound Waves
Most of the sounds around world are
artificial
natural
man made
made electronically
Author:
rikazzz
Comment
Sound Waves
Long exposure to sounds is dangerous for
ears
brain
nerves
eyes
Author:
rikazzz
Comment
Sound Waves
Sound travels fastest in solids because the
particles vibrate more vigorously
particles move fast
collision of particles is greater
particles are closely packed
Author:
rikazzz
Comment
Page navigation
Previous Page
Previous
1
…
11
12
13
14
15
16
Next Page
Next
Go to Page
Light
Dark
GK
Pakistan Studies
Current Affairs
Islamic Studies
English