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energy wave
disturbances that transfer energy through a medium (like water, air, or fields) without permanently moving the matter itself
sound
vibrations that travel through a medium and can be heard when they reach a person's ear.
vibrations
an instance of vibrating.
speaker
an object that converts electrical impulses into sound
electromagnetic force
governing interactions between electrically charged particles
crest
the highest point or peak of a wave
trough
the lowest point or valley in a wave
wavelength
the distance between two crest of waves
amplitude
position from rest of a wave
frequency
the number of waves in a given amount of time
rest line
calm, flat horizontal axis on a wave graph
pitch
perceived highness or lowness of a sound
echolocation
biological process used by animals like bats and dolphins to locate objects by emitting sounds and interpreting the echoes that bounce back
volume
perceived loudness or quietness
compression wave
a disturbance creating areas of high pressure and density
wave speed
how fast a sound wave travels through a medium
medium
any substance (solid, liquid, or gas) that carries sound waves as vibrations from one place to another
thunder
the powerful sound wave created by lightning, producing a crack or rumble as the air vibrates
Waves transfer _______ through a medium or empty space.
energy
A section of a sound wave where the particles are crowded together is called a ________
compression
A substance through which a wave can travel is a _______.
medium
How does a speaker work?
One permanent and one electromagnet; coil makes vibrations and the cone send vibrations to air molecules.