The meat has much water in it. The microwaves have just the right energy to rotate water molecules causing friction which heats the meat. No water molecules in the plate means the plate doesn t get hot and burn. The molecules in ice are bound into the solid state and are also further apart than in liquids. They can t rotate and so do not warm up.
Nothing happens to the ice cube until the surface water melts a bit to allow heating to begin.
Waiting for a thunderstorm, he observed the legs twitching in rhythm with the lightning. A few decades ago, some doctors were treating tonsillitis with X-Rays. What would you expect would be a possible consequence of receiving such therapy. A concentration of X-rays on the throat might lead to the development of cancer of the thyroid gland.