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sound
... kinds of plants and animals living in our community. We use different senses to observe life around us—we may pay attention to the sounds of birdcalls, the colour of an insect, or the smell of a skunk ...
... of the rolling can will be stored as potential energy in the tightly twisted rubber band (some will be transferred to friction (heat) and sound). Once the band has reached its limit, the stored energy ...
... and pleasure boating underwater noise that causes communication interference and sound pollution Objectives Students will be able to: Describe several features of Orcas Describe how Orcas ...
Students move about the classroom or playground, challenging each other in an interactive, full-body sound effect game of Rock, Paper Scissors that incorporates three different phases of the water cycle. ...
In this demonstration, students use their bodies to model vibrations that lead to sound waves. Introduction Three things vibrate when sound is created: the source object the molecules in the ...
... electric current pulses flow through the electromagnet, it moves back and forth, attracted and repelled by the permanent magnet. This makes a membrane vibrate, which creates sound. Interference is ...
Use a stretched Slinky to model sound waves moving through a material. Introduction When you squeeze the Slinky's coils together at one end (compression), this causes the coils in front of them to ...
What is involved when we make a sound with our vocal cords? Students explore the mechanics of vocal cords in this activity. Introduction You can feel that speaking involves vibration. Vocal cords ...
In this activity, students get the opportunity to see and hear sound waves by experimenting with tuning forks. Introduction A tuning fork is a two-pronged fork with the prongs (tines) formed from ...
In this activity, students experiment with tuning forks to produce various pitches and volumes. Introduction Tuning forks allow us to study the basic qualities of sound first hand. A tuning fork ...
...  Introduction Pitch is the way that your ear and brain order sounds based on their frequency (vibrations per second). Rapid vibrations (high frequency) that reach your ear are categorized as a "higher" ...
The Whirly Tube, also known as the lasso d'amore, corruga tube, corrugaphone, sound tube, musical tube, or Bloogle Resonator, is a musical instrument that consists of a corrugated plastic tube that is ...
Small, simple changes in the tension of an object produce changes in the pitch of the sound they produce. In this activity, students simulate the tuning of a stringed instrument with taut elastic bands. ...
In this activity, the students "whack" tubes of different lengths to produce various pitches. Introduction Music can be defined as: The art of producing significant arrangements of sounds, usually ...
Students create their own homemade kazoos to illustrate that sound vibrations can be seen, heard, felt, and amplified. Introduction When you hum into the kazoo, vibrations from your vocal cords travel ...
Students discover how to simulate the sound of real rain by making an ancient instrument called a rainstick. Introduction Traditional rainsticks are thought to originate in Latin America and the ...
In this activity, students explore how sound production was used by ancient cultures as a communication tool over long distances. Introduction The bullroarer is an ancient musical instrument used ...
In this activity, students use their knowledge of vibrations and sound to mimic the sound of a bullfrog. Introduction The "Cuica" (pronounced "kweeka") is a Brazilian percussion instrument. Inside ...
...  Entire Activity Download Get to Know a Potato (Activity PDF) Other Resources Full Lesson | Growing Food Growing Food | Get to Know a Plant  Sound and Smell ...
Students will sharpen their observations and interpretations of the environment around them. A sound map helps us become more aware of the sounds in our environment. It's a fun way to record observations ...
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