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How screens & speakers work (intro) — Homework
Use what you learned about screens and speakers to answer.
- 1.What part of a speaker vibrates to create sound, and what makes it vibrate?
- 2.What is a pixel?
- 3.True or false: a picture on a screen is really a large pattern controlling many tiny individual lights.
- 4.Explain, in your own words, the chain of events from an electrical signal to the sound you hear from a speaker.
- 5.How are speakers and screens similar in the way they use patterns?
🌲 Homeschool of the FutureFourth Grade · Science · week 16 homework