Rachel accidentally touches a hot stove and then immediately reacts by removing her hand. Explain what signals are sent both from her hand (when she touches the stove) and then back to her hand (when she removes her hand) and from where they are sent in order for her to react quickly.

1 and 6 for apex

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.