If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Middle school physics - NGSS

Course: Middle school physics - NGSS > Unit 4

Lesson 5: Digital signals
Science
Middle school physics - NGSS
Waves
Digital signals
© 2023 Khan AcademyTerms of usePrivacy PolicyCookie Notice

Understand: digital signals

NGSS.MS: MS‑PS4‑3, MS‑PS4.C.1, MS‑PS4.C
Google Classroom

Problem

Encoding is the process of adding information into a wave. For instance, when you talk, you’re encoding information into a sound wave.
What is one way that information can be encoded into a wave?
Choose 1 answer: