A Moment of Science
Sound waves don't just travel in air: they travel through whatever they encounter, including your body.
You may have seen wind farms popping up in your area...
The terrain of the city, all that concrete and those rooftops, absorbs heat during the day. At night the hot air rises, creating the low-pressure heat island that sucks in cooler air from the perimeter of the city.
Copyright © 2013, The Trustees of Indiana University | Copyright Complaints
1229 East Seventh Street, Bloomington, Indiana 47405
