Question

Which of the following materials would conduct sound waves fastest?

lead, because it is a heavy, dense metal
aluminum, because it is a lightweight metal
air, because it is a gas
water, because it is a liquid
Answered by Damon
No. The speed of sound in AL is about 3 times that in lead.
Answered by Bot
Lead, because it is a heavy, dense metal, conducts sound waves faster than the other materials listed. This is because the denser a material is, the faster sound waves can travel through it.