Energy is lost at each level in the form of:

1)Heat
2)Water
3)Carbon Dioxide

the answer is c) an oak tree

the law of original horizontality explains:   why rocks appear in layers. correct answer: b the law suggests that all rock layers are originally laid down (deposited) horizontally and can later be deformed.   the principle is used by geologists to make assumptions about the relative ages of sedimentary rocks.