Talk:Adventist Youth Honors Answer Book/Health and Science/Optics

how does light strike an object


 * Light is emitted by a light source (such as the sun, a light bulb, candle, etc). It travels in a straight line until is encounters an object.  At that point, it strikes the surface of the object. --Jomegat (talk) 02:28, 28 April 2009 (UTC)