Which of the following best describes the internal structure of the earth? A chocolate covered cherry, it is solid at the core surrounded by a liquid layer and semi-solid layer, then covered in a thin solid coating. An orange, it has a thin peel with a solid, but watery inside. An egg, it is solid at the core, surrounded by liquid and then a hard outer shell. A geode, it is hollow at the center with a strong, hard, outside layer. A bowling ball, it is completely solid all the way through.