Get the ball rolling with this upper-elementary science unit on forces and motion. Offering over three weeks of physical science lessons, this resource is a great way to engage the class in learning about simple machines, friction,...

What's so amazing about birds? Find out just how amazing birds are with a physics of animal behavior unit created by Cornell Lab of Ornithology. Have learners explore and tap into their observational skills and notice how birds fly, what...

Surprise! is the theme of this series of ESL lessons. Cover an array of topics such as where we live, different times of day, shapes, the city and the country, what we do for fun, jobs, and games, all while practicing how...

Learning about waves can have its ups and downs, but a demo-packed tool kit has the class "standing" for more! Learners gain experience with several different wave types, organizing observations and data, and wave...

Section 9 of the 12 linked Saxon Math sections introduces the young algebrist to graphing periodic functions, creating graphs from quadratic roots, working with inequalities, and rational equations. Common among all the lessons is the...

Friendship is the theme in this series of extra support lessons. With a variety of resources (practice worksheets, letter, word, punctuation and picture cards), young readers gain knowledge of initial consonants v and h, blending short...

Enhance language proficiency with a Special Friends themed English language development unit. Each lesson follows a listen, speak, move, and/or look routine that is guaranteed to get your scholars discussing topics such as animal...

Students examine the population growth of the United States.  In this Geography lesson, students construct a map of the fifty states.  Students create a graph of the population of the USA. 

For scholars who need a challenge in the classroom, here is a unit for you. Learners explore topics such as animals, sports, helpers at home, the past, and funny things that have happened in their lives. Youngsters also engage...

A thorough and fun lesson on Korea! In groups of four (Social Chair, Historian, Translator, Travel Agent) class members research North and South Korea to determine a good location for an overseas institute for studying abroad. Once this...

Students analyze the physical geography of the United States and how we have adapted to or altered the land to create the country we know today. Students complete maps with physical features, states and cities of interest.

Physiclips thoroughly presents the concept of sound with animations and film clips. Learn about the properties of sound and the physics behind sound waves with this site.

[Free Registration/Login may be required to access all resource tools.] Students explore how mechanical waves are transmitted., and find out what is meant by interference and intensity of sound waves.

By the end of this section, you will be able to define pitch; describe the relationship between the speed of sound, its frequency, and its wavelength; describe the effects on the speed of sound as it travels through various media; and...

By the end of this section, you will be able to define intensity, sound intensity, and sound pressure level and to calculate sound intensity levels in decibels (dB).

By the end of this section, you will be able to define Doppler effect, Doppler shift, and sonic boom; calculate the frequency of a sound heard by someone observing Doppler shift; and describe the sounds produced by objects moving faster...

[Free Registration/Login may be required to access all resource tools.] Discusses the intensity of sound and how it relates to loudness, the decibel levels of different sounds, and factors that affect sound intensity.

[Free Registration/Login may be required to access all resource tools.] What the speed of sound is and its variation in different media, and the effect of temperature on the speed of sound.

[Free Registration/Login may be required to access all resource tools.] Explores the pitch of sound, how it relates to the frequency of sound waves, and what infrasound and ultrasound are.

By the end of this section, you will be able to define hearing, pitch, loudness, timbre, note, tone, phon, ultrasound, and infrasound; compare loudness to frequency and intensity of a sound; and identify structures of the inner ear and...

By the end of this section, you will be able to define antinode, node, fundamental, overtones, and harmonics; identify instances of sound interference in everyday situations; describe how sound interference occurring inside open and...

This page provides a summary of the content of each section of Chapter 17: Physics of Hearing from the AP Physics online text.

[Free Registration/Login may be required to access all resource tools.] Discusses sound waves and properties of sound.

This tutorial looks at the behavior of sound waves, specifically focusing upon sound interference and beats. Learn more about it and then take a short quiz to check your understanding.