PROPERTIES 1
the highness or lowness of a sound
What is pitch?
To have sound there must be?
What is vibration?
The number of times an object vibrates per second
What is frequency?
A vibration that spreads away from a vibrating object
What is sound wave?
the number of times an object vibrates per second
What is frequency?
how LOUD or soft a sound is
What is VOLUME?
These two properties of sound are related.
What is frequency and pitch?
This causes vibration to happen
What is ENERGY?
a reflected sound wave
What is echo?
What kind of waves can move only through matter?
What is mechanical waves?
a vibration that spreads away from a vibrating object
What is sound wave?
What sometimes happens when a sound wave hits an object or surface.
What is the sound reflects.
This is an instrument that measures sound waves
What is an oscilloscope?
volume is measured using these
What are decibels?
the highness or lowness of a sound
What is pitch?
the quality of a sound that distinguishes it from other sounds of the same pitch and volume,
What is timbre?
Sound travels through this
What is matter?
The shorter and tighter the strings of an instrument are the ______ the _______
What is HIGHER the PITCH?
how loud or soft a sound is
What is volume?
the part of a sound wave where molecules are pushed together
What is compression?
The back and forth motion that causes sound.
What is vibration?
The higher the frequency the ______ the pitch
What is HIGHER?
Some sounds reflect off surfaces, some are absorbed, and some ____________
What is travel through?
a disturbance that moves energy from place to place
What is a wave?
the part of a soundwave where molecules spread apart
What is RAREFACTION?