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Junior · physics

Physics of Signals — Tier 1 (Junior)

What electricity is, how a signal carries a bit, and why distance and noise matter.

Lessons
4
XP
159

Lessons

  1. Electricity: what actually flows in a wire12 min · 35 XP
  2. From voltage to bits: a signal on a wire13 min · 40 XP
  3. Why distance ruins a signal14 min · 42 XP
  4. Light in glass: signals without electrons13 min · 42 XP