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WorksheetsWhat is sound?
Total questions: 11
Worksheet time: 6mins
Sound is...
a beautiful thing
a wave or vibration
a kind of music
a musical instrument
The sound travels through...
two states of matter
four states of matter
three states of matter
five states of matter
The three states of matter are...
solid, liquid and wood
solid, metal and gas
solid, liquid and light
solid, liquid and gas
How does the sound travel?
by the vibrations of your hands
by the vibrations in the molecules
by car
by plane
Sound doesn´t travel through vaccum because...
is very lazy
there are no molecules to vibrate
molecules are very small
is far away from the Earth
Frequency is...
beautiful country
an important measure of sound
the name of the sound
a musical instrument
The human ear is capable of detecting frequencies between...
1hz to 2 hz
2hz to 20 hz
20hz to 20.000hz
20.000hz to 100.000hz
The loudness of sound is measured in...
volume
tone
pitch
frequency
To quantify volume we use...
frequency
a song
a speaker
decibels
Any sound with the frequency below 20Hz is called...
wave
vibration
infrasound
ultrasound
Any sound with the frequency above 20.000Hz is called...
ultrasound
wave
infrasound
volume
