The relationship between energy and mass came out of another of Einstein's ideas, special relativity, which was a radical new way to relate the motions of objects in the universe. At one level, the equation is devastatingly simple.
Time and Tools. The most obvious difference between a cake and a cupcake is size, which depends on the container in which the dessert is prepared. Cakes are baked in large pans, usually round or square, and take half an hour or more to bake fully. Cupcakes, on the other hand, are baked in tins with several cups. Each cup is much smaller than a large cake pan, so a batch of cupcakes usually takes only about 15 minutes to bake.
A cheesecake generally takes an hour to cook at around 350. If it cracks on top while cooking, it will settle back into place as it cools. 1. Preheat oven to 350 degrees F (175 degrees C). Grease a 9 inch springform pan.