Lesson 5 - Detecting Waves

What term is defined as the number of waves that pass a specific point in a given amount of time?

• wavelength

• frequency

• amplitude

• hertz

What is the unit of measurement for frequency?

• hertz

• decibels

• ohms

• watts

What is the term used to describe #1?

• crest

• trough

• amplitude

• wavelength

What is the term for #2?

• crest

• trough

• amplitude

• wavelength

What term describes point 3?

• crest

• trough

• wavelength

• amplitude

Which term describes point 4?

• crest

• trough

• amplitude

• wavelength

What is the name given to a disturbance that carries energy?

• wave

• crest

• trough

• compression

What is the quality of sound determined by it's frequency and described as high or low?

• pitch

• timbre

• tone

• chord

Name the unit for the measurement of sound intensity.

• hertz

• frequency

• decibel

• photon

Name the area in a longitudinal wave where the particles are closest together.

• compression

• rarefaction

• crest

• trough