Physical Science Ch 16 - 17 Review

The height of a wave is its _________________.

The __is a shell-like structure that is full of fluid and lined with nerve cells called_____.

Sounds with frequencies below 20 hertz

When waves interact with other waves this is called

The three main pars of the ear are the __________ , __________________, and ______________ ear.

The unit of intensity

is the transfer of energy from a vibrating object in waves that travel through matter.

Sounds with frequencies above 20,000 hertz

is a measure of the amount of energy in sound waves.

refers to how loud or soft a sound seems to a listener

How high or low a sound seems to a listener

The particles of the medium in a surface wave move in a ________________ motion

The ______ and _____in longitudinal waves are like the crests and troughs of a transverse wave.

sound waves spread out and travel around obstacles.

All sounds begin with ____________________ __________________.

occurs when an object vibrates in response to sound waves of a certain frequency

Wave interactions occur when the waves pass from one _________________ to another.

What are the high points and low points of a transverse wave called?  

Refraction occurs when waves _____________ as they enter a new medium at an angle.

All musical instruments create sound by causing matter to ___________________.

_________________________is the distance between two corresponding points on adjacent waves.

__________________ occurs when waves bend as they enter a new medium at an angle

The middle ear consists of three tiny bones called the __________, ________, and ____________.

Which of the following is an example of wave reflection?

used to locate underwater objects such as sunken ships or to determine how deep the water is.

The SI unit for frequency is the ___________(____)

Wave interference can be ___________________ or _____________________.

Sound waves spread out and travel around obstacles because of __________________.

_______________occurs when waves bounce back from a barrier they cannot pass through

A source of __________ is needed to start a mechanical wave.

_____________________ refers to how loud or soft a sound seems to a listener.

The organ that we use to hear sound is the ___________.