home *** CD-ROM | disk | FTP | other *** search
/ Eyewitness Photo Gallery 4: Children / Eyewitness Photo Gallery - Volume 4 - Children.iso / mac / Samp / SCIE / SCIE03M.DIB (.png) < prev    next >
Bitmap Image  |  1995-10-13  |  170KB  |  640x460  |  8-bit (184 colors)
Labels: text | container | wine glass | glass
OCR: RESONANCE LL OBJECTS vibrate with a particular Afrequency, or regularity. The swinging of a pendulum is an obvious movement, but the particles that make up any object vibrate too. Resonance results when the vibrations of an object are matched with similar vibrations. That A is why soldiers never march in time over 7 a bridge. The vibrations of their marching could match and increase the bridge's vibrations, causing it to break th and collapse. Breaking glass A RESONATING A wineglass can BRIDGE COLLAPSES be shattered by a In 1940 a strong wind sound wave if the caused a bridge to resonate wave matches the and collapse over the natural vibrations Tacoma Narrows, of the glass. Washington State. SEE PENDULUMS ALSO