Sound and circuits

Compare pitch and loudness, then build connections that carry current.

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1. 1

   What makes one note higher than another?

   Compare equal time windows with different vibration frequencies.

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2. 2

   How does wave size relate to sound strength?

   Change amplitude while keeping frequency and the comparison distance fixed.

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3. 3

   What does a bulb need to light?

   Open and close a virtual loop between a battery and a bulb.

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4. 4

   Which materials complete an electrical path?

   Compare virtual samples in the same simple test circuit.

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5. 5

   How do different circuit paths change the result?

   Compare equal resistive loads in one route and in separate branches.

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Each discovery includes all five reading levels. Journey progress reflects the checkpoints answered on this browser.

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