WAVES 7th Grade NC LangBend 2

Fill in the blank: The ______ is the distance between any two corresponding points on a wave, such as from crest to crest.

• Wavelength

• Amplitude

• Frequency

• Velocity

Fill in the blank: The ______ is the height of a wave from the origin to the crest.

• amplitude

• frequency

• wavelength

• velocity

Fill in the blank: The ______ is the highest part of a wave.

• crest

• trough

• base

• height

Fill in the blank: The lowest part of a wave is called the ________.

• trough

• crest

• peak

• base

Fill in the blank: The number of wave cycles that pass a given point per unit of time is known as ________.

• frequency

• amplitude

• wavelength

• velocity

Fill in the blank: A wave that is constrained to move along in a line instead of moving in other space is called a ________.

• simple wave

• transverse wave

• longitudinal wave

• surface wave

Fill in the blank: The perceived highness or lowness of a sound; the higher the frequency, the higher the ________.

• pitch

• volume

• tempo

• duration

What is sound energy?

• Energy produced by vibrating objects

• Energy from the sun

• Energy stored in chemical bonds

• Energy from nuclear reactions

What is vibration?

• A mechanical phenomenon where oscillations occur about an equilibrium point.

• A type of sound wave that travels through air.

• A form of energy that is visible to the human eye.

• A chemical reaction that produces heat.