Question

Fossils in Precambian rocks are rare, while there are many fossils in rocks from the Phanerozoic eon. What does this evidence suggest?

Question 2 options:

There was no life in the Precambrian eon.


There was a major change in the diversity of life in the Phanerozoic eon.


The rocks from the Phanerozoic eon are much harder than those from the Precambrian eon.


There was no change in the diversity of life in the Phanerozoic eon.

Answer 1

This is meant for Earth Science. But I might be able to help

Answer 2

please do

Answer 3

I believe its B.

Answer 4

u good at science?

Answer 5

Kind of.

Answer 6

i have 3 more questions

Answer 7

Okay.

Answer 8

The disappearance of organisms from the geologic record provides evidence for which of the following events?

Question 3 options:

periods of mass extinction


a change in sea level


continental drift


a change in climate

Answer 9

Usually Climate change kills a lot of animals

Answer 10

And organisms.

Answer 11

ok thx

Answer 12

No problem.

Answer 13

Geologists frequently look at the relationships among rock layers. Which statement best describes the information geologists get from studying these relationships?

Question 4 options:

They get a sense of the history of the area they are investigating.


They can tell precisely how old the rocks are.


They get a sense of which rocks are the most valuable.


They can tell how dense the rocks are.

Answer 14

I dont know I'm stuck between B and D.

Answer 15

I'm going with B.

Answer 16

thx

Answer 17

Its correct?

Answer 18

idk ah a

Answer 19

haha*

Answer 20

Sorry if they are wrong I'm not that good at Science