Lesson: Chapter 4 — Waves and their applications

4.1. Mechanical waves 3 of 4 Reset answers

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Question 3

In Activity 4.1, what is the medium of the wave?

A The air above the table B The hand C The slinky D The table

The right answer is the one marked above.

The slinky. The wave travels along the coils of the slinky. The hand is the source that starts it, and the table only holds the slinky up.

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