Saturday April 29, 2017

Quirks & Questions: Why do hot and cold water sound different?

Water pours into a glass.

Water pours into a glass. (Andreas Rentz/Getty Images)

Listen 3:09

Our question this week comes from Paul Olt in Scarborough, Ontario, who has been puzzled for a long time by something he hears in his kitchen every day.

"When pouring boiling water, the sound is distinctly different from pouring cold water. What's behind this?"

Listen to the difference between hot and cold water being poured into identical containers:

Here to explain the science behind these sounds is Dr. Marsha Singh, an associate professor in the Department of Physics, Engineering Physics, and Astronomy at Queen's University in Kingston, Ontario. 

If you have a question get in touch: - Facebook - Twitter