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.
According to the U.S. Department of Agriculture, a 1-cup serving of garbanzo beans contains 295 calories, total. Approximately 200 calories come from carbohydrates alone, while proteins provide 50 calories and fats deliver around 45 calories.