Permission of the copyright owner is required for use of the following images.  Permission may be requested through email.   High-resolution files are available with the copyright watermark removed.   Please refer to photographs by the given title and/or ID #.

See Techniques for a description of the photographic methods.  (Note that the units of time are ms = millisecond = 0.001 second.)

		Title: Flipped washer ID #: SP-17-0 © copyright: Loren M. Winters Medium: 35mm negative Description: 3.2 cm dia. projected iron washer showing parabolic path of center of mass Technique: color-sequence multiflash (interval = 150 ms) Category: Center of Mass	Title: Flipped poker chip ID #: SP-17-13 © copyright: Loren M. Winters Medium: 35mm negative Description: 3.8 cm dia. projected poker chip showing parabolic path of center of mass Technique: color-sequence multiflash (interval = 150 ms) Category: Center of Mass
		Title: Thrown hammer ID #: SP-34-14 © copyright: Loren M. Winters Medium: 35mm negative Description: projected hammer, center of mass indicated by black dot Technique: multiflash (interval = 50 ms) Category: Center of Mass	Title: Poker chip projected by rubber popper ID #: SP-25-17 © copyright: Loren M. Winters Medium: 35mm negative Description: temperature-activated popper jumps from table, projecting a poker chip Technique: multiflash Category: Center of Mass