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Where something comes from.
source
To move from one place to another.
travel
A very small movement backwards and forwards
vibration
To shake very quickly back and forth.
vibrate
Which material does the sound best go through? (sollids / liquids / air)
solids
What is the source of sound in the string telephone?
a speaker's voice
Which materials does the sound travel in the string telephone?
a string
Object vibrates make a ....................
sound
Sounds travel because vibrations ................. (travel / vibrate)
travel
True or FalseL Vibrations move from the vibrating object through materials.
True
True or False: Sounds travels because vibrations travel.
True
Sounds .............. through from solids, liquids and gases. (travel / vibrate / make / play)
vibrate
Sounds .................. (always / sometimes) come from sources.
always
Give me one example of soft sound
done
Give me one example of loud sound
done
Big vibrations make ................... sound.
loud
