Y7 Science - Pitch

How does the thickness of the string vary from top to bottom in a guitar?

Which string vibrates faster, a thicker string or a thinner string?

Why will a thinner string vibrate faster?

Which has lower pitch when vibrating, a thicker string or a thinner string?

Pitch refers to what property of sound?

A sound that has a higher frequency also has a higher _____.

Wind instruments make sound by vibrating air inside the tube. When the pitch becomes higher, what changes?