Task 5 M3: The Phenomenon of Sound Experiment.
Complete the table after each experiment.
Experiment 1: Drum with paper clips on the top.
Tap on the drum. What do you see? What do you hear?
Experiment 2: Touch side of your throat and say ahh.
What do you feel as you say ahh? What do you hear?
Experiment 3: Tuning fork in water.
Gently strike the tuning fork on the pad and then place it in the water. Describe what you observe.
What do you see?
What do you hear?
Experiment 4: Rubber band strung between two pegs or nails.
Pluck the rubber band. What do you see? What do you hear?
Experiment 5: Strike a fork with another utensil and bring it close to the ear.
What do you hear? What do you see?
Experiment 6: Ruler on edge of a table.
Hold one end of the ruler firmly against the top of the table. Snap the other end. What do you see? What do you hear?
Experiment 7: Buzzer in a bell jar
Watch the following clip http://www.youtube.com/watch?v=_ckjttBin58
Questions
1. What were the variety of mediums through which the waves travelled (solids, liquids, and gases)?
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2. Can sound exist in space outside of the space shuttle?
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3. Which waves could you hear in the lab and which could you not?
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4. Where did the waves travel?
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5. What do you think a sound wave would look like if we could see it?
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