Which statement is best supported by fossil records? The fossil record shows that life and environmental conditions have changed over time.

O The fossil record shows that most organisms that lived in the past are present now.
O The fossil record shows that most organisms started out complex and moved to simpler forms.
O The fossil record shows that life and environmental conditions have remained the same over time.

events in order:

1.       vishnu schist

2. zoroaster granite

3. bass limestone

4. hakatar   shale

5. igneous intrusion

6. shinumo quartzite

7. dox sandstone

8. tapeats limestone

9. bright angel shale

10. muav limestone

11. temple butte limestone

12. redwall limestone  

nonconformity

answer: the unkar group shows angular unconformity because the layers are turned at angle.

unconformity

answer: specifically the angular unconformity occurs between the cambrian and precambrian rocks. the dox sandstone, shinumo quartzite, hakatar shale, and bass limestone have been filled. an angular unconformity occurs between the cambrian and precambrian rocks. the dox sandstone, shinumo quartzite, hakatar shale, and bass limestone have been filled.

disconformity

answer: the disconformities aremarked irregular lines between the sedimentaryrocks layers.

c. heat from the poles back down towards the equator.

links? do you have a link? i don't see anything?