The reflector is the surface of a medium of greater density than that through which the incident sou â¦ nd travels, and it can be the surface of water, or a density-boundary caused by sharp temperature or salinity differences in the sea.
There are 498 calories in a 1 sandwich serving of Which Wich Turkey Sandwich. Calorie breakdown: 6% fat, 65% carbs, 28% protein.
The calories in peanut butter and jelly sandwich can vary depending on the type of bread and jam that you use, but if you make a typical PB &J with two slices of Wonder Bread, one tablespoon of Smucker's Grape Jelly, and two tablespoons of peanut butter, the snack would provide about 380 calories.