Inclined Planes All Around (Part 2)

What You'll Learn

Sound is caused by vibrations. When you pluck a guitar string, it vibrates and makes sound!

Step 1 — Read

Read and learn: Sound is caused by vibrations. When you pluck a guitar string, it vibrates and makes sound!

Step 2 — Do

Sort, group, or arrange the items as shown.

Step 3 — Observe

Draw a picture of what you observe.

Step 4 — Record

Share your results with a partner.

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Which is a simple machine?