1. In what way are fossils part of the geosphere? 3. What three principles of stratigraphy are evident in this example? _

4. Why are the stratigraphic principles outlined above helpful when interpreting a rock sequence and the fossils it contains?

5. (a) apply the stratigraphic principles above to construct a plausible explanation of the events that

gave rise to the profile represented by the age ordered sequence A-F below. Attach your explanation to this page:

(b) Which layer(s) could you expect to contain fossils? Why?

(c) What unidentified process is currently working on the land? How can you tell?

Tara sees a commercial for a brand of pills that promise to boost energy and people perform better in work and school. as people in the commercial talk about how much better they feel when taking the pill, tara notices a message on the bottom of the screen that reads, "this pill is not approved by doctors and has not been tested in controlled experiments." what is the best conclusion that tara should make about the commercial? it is making scientific claims based on subjective observations. it is making scientific claims based on opinions instead of pseudoscientific facts. it is making pseudoscientific claims based on objective observations. it is making pseudoscientific claims based on opinions instead of scientific facts.

Amylase becomes denatured at a temperature of 80°c. during an experiment to study the effect of varyingtemperature on enzyme activity, amylase’s reactivity with starch was measured at body temperature (37°c), andthen again at an increased temperature of 42°c. how would this increase in temperature affect the experiment

Select all that apply. why are common names not a good reference to a species? common names can be in different languages common names vary with location common names vary with culture common names vary with species color