The change in speed is the cause and the change in direction (refraction) is the effect. Flickr Physics Photo Laser light shown passing through a rectangular block of lucite. It enters the block along the normal line with an angle of incidence of 0Â°. There is no bending upon entering, nor upon leaving the block.
There are 237 calories in 1 cup of Refried Beans (Canned). Calorie breakdown: 12% fat, 67% carbs, 21% protein.
What to order: With all the other food, you may not even need a âside.â However, the refried beans are lower in calories and probably more filling. Hereâs just one example of how you can make lighter choices (and how those choices can really make a difference) at your favorite Mexican restaurant: