10 points

although a study may take place in a single laboratory, a scientist must present his/her
work to:

a. the community of scientists in his/her field

b. the media

c. his or her friends

d. his or her neighbors

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.