What is sound?
What makes sound?
Vibrations that travel through the air or other medium and reach a person's ear.
What are the three MAIN parts of an ear?
Outer ear, middle ear, inner ear
What are some words we can use to descibe sound? (Name at least 3).
Loud, soft, high, low, bang, boom, hollow, pleasant, unpleasant, ++
Describe one of the five stations from the first day of our science unit.
Tuning fork and water
Slinky and rubber bands
Jars of water
A jar that we held to our ear and tapped
Holding different states of matter to our ears and seeing which one transmitted or absorbed sound the most
What does absorb mean?
To take in or soak up like a sponge.
What is an example of sound energy?
Instruments
Vocal chords
Explosions
What is the part of the ear called that we can see?
Pinna
What word do we use to describe how high or how low a sound is?
Pitch
What happened when the tuning fork touched the water?
What does transmit mean?
To spread around
What causes vibrations?
Energy
What is the first part of the ear that sound causes to vibrate?
The eardrum
The amount of _______ I use will change how loud or soft a sound is.
Energy
What made the buzzing sound on our bee buzzers?
The vibrations of the rubber band.
What is an example of how we use materials to transmit or absorb sound in everyday life?
Mats or fabric around a room (like the gym), walls, ++
What is sound energy?
Vibrations that travel through matter.
What is the spiral part of the ear called?
The cochlea
Think about a xylophone (glocenspiel). Does a long note or a short note produce a high sound?
What does prediction mean?
To guess what the answer to a question might be. Usually based on some information you already have.
Does sound travel fastest in gas, solid, or liquid?
Liquid