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WorksheetsFossils and Rock Strata
Total questions: 21
Worksheet time: 21mins
deposition
footprints
Which rock layer most likely contains fossils of the most recently evolved organisms?
1
2
3
4
Which of these lists the fossils from oldest to youngest?
A
B
C
D
This area was most likely found
At the top of a mountain
Near an active fault zone
Near an ocean or coastline
By an active volcano
This fern fossil is from the Grand Canyon and was found in the desert outside of Yuma. How did it get there?
Weathering and erosion of the Colorado River carried it to Yuma.
A rockclimber from Colorado dropped it in Yuma.
Forest rangers spread fossils evenly around the United States for tourists to find.
When Pangaea separated, the fossils were uplifted and deposited in the Yuma desert.
Layers of rock found one on top of the other are called
straight lines
stratigraphy
strata
What could have caused the formation of layer D?
Sea floor colliding
An underwater trench
A volcanic eruption
Formation of a rift valley
Studying the strata of the Earth can tell us
how old animals are
how old rock layers are
how the Earth formed
Does this diagram show evidence of earthquake activity in this area?
Yes because the strata are all straight
Yes because more than one layer is seen
No because the strata are all straight
No because more than one layer is seen
