A stress that tends to change the length of a body.♦ Compressive stress is axial stress that tends to cause a body to become shorter along the direction of applied force.
Tensile stress is axial stress that tends to cause a body to become longer along the direction of applied force. Compare shear stress strain. See also torsion.
What Does “Winter Solstice” Mean?
The winter solstice lasts for just one moment. It occurs exactly when the Earth’s axial tilt is farthest away from the sun. This usually happens around December 21 or 22 in the Northern Hemisphere or June 20 or 21 in the Southern Hemisphere. If you’re in the Northern Hemisphere, during the solstice the sun will be at its southernmost point in the sky. The higher …
The Saddest Phrases In The English Language
Read more in this article about some frequently asked questions and fun facts related to our definitions.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.