Join-
Online Extra: I Wonder Why: Sounds Are High, Sounds Are Low
Page | March 2020
Online Extra: I Wonder Why: Sounds Are High, Sounds Are Low
-
Book Chapter | May 2009
In this inquiry activity, students will discover the relationship between length and pitch (frequency), tension and pitch, and mass per unit length and pitch without being instructed first. Many students confuse pitch…
-
Book Chapter | May 2009
This lab introduces students to refraction using something they can experience. They really do not understand what is going on when a pencil is put into water and appears to bend. It is difficult to see rays of light…
-
Book Chapter | October 2010
Predict, Observe, Explain (POE) sequences provide an important way to enhance students' understanding of important scientific ideas. In this chapter, the series of experiments help students understand sound. The…
-
Book Chapter | August 2011
Learners explore how sound is produced by vibrations. They make a straw instrument and investigate how to vary its pitch. Learns also design and build an instrument that produces a high pitch and a low pitch and explain…
-
Book Chapter | January 2006
Nature has exhibited the effects of a variable index of refraction for a very long time. The index of refraction of air varies with its density. Therefore, the index of refraction of the Earth’s atmosphere decreases…
-
Book Chapter | March 2018
The purpose of this assessment probe is to elicit students’ ideas about sound. The probe is designed to reveal whether students recognize that sound is produced by vibrating matter. The probe is provided in English and…
-
Book Chapter | May 2019
This activity takes the children on a sound walk around the school grounds or surrounding neighborhood to listen for different sounds. The children should walk without talking until they hear some sounds. Once back…
-
Discovering the Formation of Sound
Journal Article | May 2022
-
Journal Article | May 2022
-
Calculating the Speed of Sound
Book Chapter | May 2009
Who hasn’t seen a dramatic flash of lightning, only to hear the dramatic “crack” of thunder several seconds later? But why does the thunder reach our ears after we see the lightning? Or, why does the sound of a high-…
-
Book Chapter | March 2017
This high school physical science lesson has the following learning goals for students: design and conduct an investigation to determine the speed of sound in air; interpret their experimental results; and explain…
-
Book Chapter | April 2014
Sound is one example of wave motion and the ability to hear sound is based on the principle of resonance. In this chapter’s activities, you will learn about standing waves, resonance, and an interesting wave phenomenon…
-
Book Chapter | November 2019
In this lesson, students explore the concept of sound through interactive read-alouds, videos, and inquiry activities. They create a simple communication device to investigate the role of sound in communicating over…
-
Characteristics of Sound Waves
Book Chapter | May 2019
The guiding question of this investigation is, How can we use the properties of waves to explain different sounds? Sound waves are created when a disturbance travels through a substance or material from one place to…
501 Results