Sound

= = =Sound=

Goal 4: The learner will conduct investigations and use appropriate technology to build an understanding of concepts of sound.** [|Unit plan] [|Science of Sounds] 4.01 Demonstrate how sound is produced by vibrating objects and vibrating columns of air. [|Harmonic Series] [|PBS Sound experiments] 4.02 Show how the frequency can be changed by altering the rate of the vibration. [|Changing Sounds] 4.03 Show how the frequency can be changed by altering the size and shape of a variety of instruments. [|Frequency activities] 4.04 Show how the human ear detects sound by having a membrane that vibrates when sound reaches it. [|The Human Ear] 4.05 Observe and describe how sounds are made by using a variety of instruments and other "sound makers" including human vocal cords. [|Juice Bottle Jingles]
 * __Second Grade__