9) My older son Ben is quite a good juggler. He got in some trouble once when he left a set of clear acrylic juggling balls, like these, in the back end of our Ford Escort station wagon while it was parked for a long time in the sun. Why do you suppose I got a little mad at him? The juggling balls got hot and melted. O got hot and shattered, with little shards all over. toddsmith.com O focused the sunlight and melted the carpeting. O reflected sunlight all over the car and made it hard to see where I was driving. 10) The flowers in the photo stand out in sharp focus, but the background is a soft blur. That means that the camera lens that took the photo was set for a small aperture and a low f/ratio O small aperture and a high f/ratio large aperture and a low f/ratio O large aperture and a high f/ratio mir.com.my